Which best explains why it is difficult to classify protists?
O They are all so much like one another.
• There is a lot of diversity
between the organisms.
O They
do not have anything in
common with other organisms.
O They have structures that are hard to observe.

Answers

Answer 1

Answer:

There is a lot of diversity between the organisms.

hope it helps!


Related Questions

Name and describe three measures of central tendency used to summarize data.
Which answer best explains the choice of materials used in this coffee
maker?
A. Plastic is used for the handle to slow the transfer of thermal
energy, because its electrons do not move freely.
B. Metal is used for the burner below the pot to speed the transfer of
thermal energy, because its electrons do not move freely.
c. Metal is used for the burner below the pot to slow the transfer of
thermal energy, because its electrons move freely.
D. Plastic is used for the handle to speed the transfer of thermal
energy, because its electrons do not move freely.

Answers

The best explains the choice of materials used in this coffee maker is metal is used for the burner below the pot to speed the transfer of thermal energy, because its electrons do not move freely.

What is used to make coffee?

As an example, we can mention thermoses, scales, bottles and even special bottles. Regardless of what you prefer to use to prepare your pretão, the tip is to gradually build a real coffee kitchen. Thus, you find what you like most about the experience, which is the world of coffee.

In this case, we used Metal is used for the burner below the pot to speed the transfer of thermal energy, because its electrons do not move freely.

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How is the carbon cycle an example of law of conversation of energy?

Answers

Matter cannot be generated or destroyed, according to the Law of Conservation of Matter. Because the same carbon atoms are recycled throughout the carbon cycle, it is an illustration of the Law.

Select the correct answer from each drop-down menu. minerals are micronutrients required by the body for various key functions. the mineral is required to carry oxygen in the blood to all body tissues, and is a rich source of this mineral.

Answers

Minerals are micronutrients required by the body for various key functions. The functions of minerals are further discussed below.

What are functions of minerals?

Minerals are part of the nutrients that makes up the six classes of food that is essential for proper health and growth of human beings.

The functions of minerals include the following:

helps in production of hormones,

helps in production are of enzymes,

helps in keeping your bones, muscles, heart, and brain working properly.

Therefore, Minerals are micronutrients required by the body for various key functions.

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Answer:

iron and red meat

Explanation:

Why did the students leave the amylase and starch solutions in the water bath for five minutes in step 3

Answers

Answer:

Each enzyme functions at an optimum temperature.  Below the optimum temperature, the enzyme's function slows, and will eventually become inactive.  Above the optimal temperature, the enzyme's activity will slow.  Too far above the optimum temperature and the enzyme becomes denatured (its shape changes) and it can no longer function.  Amylase is the enzyme that breaks starch (amylose) down into maltose.  The amylase and the starch were placed in the water bath to allow the reaction to occur at amylase's optimum temperature of 37 C.

Mitosis is a form of cell division in which one cell divides into two new cells. Each new cell has the same number of chromosomes as the original cell.

In which of the following processes does mitosis play a vital role?

Answers

Answer:

growth

Explanation:

as the living organism grow, it's as a result of cell division

Answer:

dividing the number of cells into four daughter cells

what type of organisms take in atmospheric carbon dioxide?

Answers

Answer: Plants and photosynthetic algae and bacteria use energy from sunlight to combine carbon dioxide (C02) from the atmosphere with water (H2O) to form carbohydrates

our sun is a star that is fueled by a specific type of nuclear reaction. which type of nuclear reaction is this?

Answers

Answer:

The reaction is called Nuclear Fusion

The reaction is nuclear fusion

A pattern of stars ________ during the nighttime.

a. can appear to move
b. can shift position
c. will get brighter
d. will move closer

Answers

Answer:

A. Can appear to move

Explanation:

As the Earth rotates on its axis, the patterns of stars in the night sky appear to move.

which statement about RNA is correct

a. tRNA bonds with mRNA, bringing in amino acids
b. rRNA helps tRNA make a copy of the DNA gene
c. mRNA carries the code of rENA to the nucleus
d. mRNA is made from tRNA drying transcription

Answers

Answer:

à

Explanation:

r

tRna bonds with mRna, bringing in amino acids

4. When does a decay series end?

Answers

Answer:

A decay series ends when a stable nuclide is reached - it will no longer spontaneously decay.

Explanation:

ILL MARK BRAINLIEST
Human Impact on Resources
Project: Roads in a Rainforest
Dont anser with a oaragraph im not looking for that

Answers

Answer:

Human impact on resources is negative for many reasons why being deforestation

Roads in the rainforest would be negative impact because your destroying habitats to an already limited envirment

Explanation:

After a forest fire, which type of organisms will begin secondary succession?.

Answers

Answer:

herbaceous plants

After a fire, species start to recolonize an area, beginning the secondary succession process. The first species to colonize are usually fast growing herbaceous plants, such as conifers or ferns, which require high levels of light.

Pioneering or early successional species are the kind of organisms that usually start secondary succession after a forest fire.

Thus, these creatures include grasses, herbaceous plants, and tiny shrubs that are small and have a rapid rate of growth. They have evolved to colonize and prosper in open, uncontrolled environments.

Pioneering species have developed systems that enable them to quickly germinate, develop, and reproduce while using the sunshine and nutrients that are accessible.

They support soil stability, moisture retention, and the development of additional plant species through improving environmental conditions. These early-successional species provide the way for the ultimate re-emergence of more mature trees and a complex forest ecosystem when secondary succession develops.

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Which statements is true about organ systems in the human body?

Choose 1 answer:

(A) if one organ system fails, a different organ system can take its place.

(B) all organ systems carry out the same functions in the human body.

(C) organ systems interact to allow the body to live and grow.

Answers

Answer:

That is depend upon the proper function of the body

Hope it will help you to understand and help you to choose your answer yourself Thankyou

How is a scientific experiment different from other investigations.

Answers

Explanation:

An experiment is a type of investigation, the most involved and accurate type. An experiment follows a set template of how to run. Scientists running experiments also have a question, but they predict the outcome by making a hypothesis.

What would have happened if Went had carried out the experiment described in the second half of the animation using a block of impermeable plastic instead of permeable gelatin?

Answers

In the presence of an impermeable plastic, the shoot will grow in a curved manner towards the source of sunlight.

How do plants grow?

One of the important things that is required for the effective growth of plants is light. In the presence of light, plants tend to grow upright without bending.

However, in the presence of an impermeable plastic, the shoot will grow in a curved manner towards the source of sunlight.

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How is the lac operon
regulated?

A. It is regulated by chemical signals.
B. It is regulated by transcription factors.
C. It is regulated by the presence of lactose and the lac
repressor gene.

Answers

I think it’s “A” i’m sorry if it’s wrong
it’s C! hope that helps :)

Which is the answer a b or c.

Answers

it's option A

hope it helps...!!!

What are the definitions of compression and tension

Answers

Answer:

Compression means a decrease in the volume of any object

Tension is the degree to which anything is stretched or strained

Explanation:

Hope this helps:).....if not then sorry for wasting your time and may God bless you:)

Nervous System
STIMULUS – RESPONSE PERFORMANCE LAB 38 points

PURPOSE: To measure response time after visual, auditory, and tactile stimuli have been practiced.
MATERIALS: meter stick or a yard stick (If you don’t have one - something about three feet long and stiff will work. You could get cardboard for example and mark off the distances on it..)




PROCEDURE:

Place your arm on a desk or table top with your hand resting on the edge. Your thumb and forefinger need to be projecting over the edge and about 2cm apart.
Your LC, friend or family member will hold the meter stick in a vertical position so that the zero end of the meter stick is halfway between your thumb and forefinger. The holder of the stick will drop it without warning you. You are to catch the meter stick as soon as possible after it has been released. Record on the data table the number of centimeters the meter stick dropped before you caught it.
Repeat the procedure 9 more times.
Repeat the procedure in steps 2 and 3 but this time close your eyes and have your LC, friend or family member tell you the moment the meter stick is dropped. Repeat this 9 more times and record the data in the data table.
Repeat the procedure in steps 2 and 3 but this time use a tactile stimulus. Have your LC, friend or family member touch you as soon as the meter stick is dropped. Be sure your eyes are closed. Repeat 9 more times and record your data.
Repeat the procedure in steps 2 and 3 but this time your LC, friend or family member will try to distract you as they drop the meter stick. Repeat 9 more times and record your data. 20 pts


Signal/Distance
1
2
3
4
5
6
7
8
9
10
Visual Distance (cm)




















Auditory Distance (cm)




















Tactile Distance (cm)




















Distraction Distance (cm)























ANALYSES AND CONCLUSIONS
1. How did the auditory response time compare to the other signals? 2pts



2. How did the tactile response time compare to the other signals? 2 pts



3. How did your response time change with practice? 2 pts



4. Rank the response time from the slowest to the fastest. 2 pts



5. From these results draw a conclusion about practice with regard to stimulus – response time. Remember to state your claim, use evidence, and then make a conclusion. 10 pts

Answers

Answer:

Explanation:

Place your arm on a desk or table top with your hand resting on the edge. Your thumb and forefinger need to be projecting over the edge and about 2cm apart.

Your LC, friend or family member will hold the meter stick in a vertical position so that the zero end of the meter stick is halfway between your thumb and forefinger. The holder of the stick will drop it without warning you. You are to catch the meter stick as soon as possible after it has been released. Record on the data table the number of centimeters the meter stick dropped before you caught it.

Repeat the procedure 9 more times.

Repeat the procedure in steps 2 and 3 but this time close your eyes and have your LC, friend or family member tell you the moment the meter stick is dropped. Repeat this 9 more times and record the data in the data table.

Repeat the procedure in steps 2 and 3 but this time use a tactile stimulus. Have your LC, friend or family member touch you as soon as the meter stick is dropped. Be sure your eyes are closed. Repeat 9 more times an

Which birds of prey are the most common and are considered fierce hunters.

Answers

The most common birds of prey that are considered fierce hunters include eagles, hawks, and falcons.

Predating Birds

Predating birds or birds of prey are species of birds whose survival-hood depends on them hunting down other animals for food.

Birds of prey are usually equipped and well adapted to hunting their prey. These adaptations include well-developed claws and beaks, a special swooping ability, very sharp eyesight, and so on.

Examples of birds of prey include eagles, hawks, and falcons.

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The development of cars has been good in some ways and bad in others. The
car has allowed for better transportation but it is also responsible for a great
deal of pollution. Which activity helps solve the pollution problem through the
use of new technology?
O A. Building fewer cars
B. Encouraging people to ride a bus
OC. Building cars that give off less pollution
D. Encouraging people to walk more

Answers

Answer:

d is the correct answer

Explanation:

D. Encouraging people to walk more

so less pollution is made

what is the smartest animal?

Answers

Answer:The smartest animal is a Dog to me but It is a CHIMPANZEES.

Explanation:

CHIMPANZEES.

Cytokinesis is when the cell
separates into two identical
daughter cells. Cytokinesis is
which phase of cell division?

Answers

Answer:

D. Last

Explanation: Cytokinesis occurs when the cytoplasm split  and the 2 daughter cells are fully separated.

D. Explanation: Can’t explain very well but if you go over it you will come to see

Natural capital includes all of Earth's resources and processes that benefit
humans and other living things. What trend is occurring with Earth's natural
capital?
O A. Earth's natural capital is increasing rapidly as the human
population increases.
B. Ecosystems are replenishing natural capital faster than humans
are using it up.
O C. Humans are using up natural capital faster than it is being
replenished.
O D. Sustainable development is greatly reducing Earth's natural
capital.

Answers

I think B sorry if I’m wrong

Answer:C

Explanation:

just took

Antiangiogenesis drugs act on a malignant tumor by: a. promoting the immune response and removal of abnormal tumor cells. b. blocking hormonal stimulation of tumor cells. c. reducing blood flow and nutrient supply to tumor cells d. transporting radioisotopes into the tumor.Antiangiogenesis drugs act on a malignant tumor by: a. promoting the immune response and removal of abnormal tumor cells. b. blocking hormonal stimulation of tumor cells. c. reducing blood flow and nutrient supply to tumor cells d. transporting radioisotopes into the tumor.

Answers

Answer:

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gyx

hx.gz.gz.x.ys.yzmysmyd.hdh. It

It has

It has 4ixntsmgzxxxskria

Explanation:

During this time around the country and its a great deal with the same time, the first of which is the same as that of a new generation of the world and I have been using this method is to provide a more detailed description of a new generation and the second half of the season ❄️ the same as the one that is 8️⃣ the same as the first one to be a part of this is the best way ↕️ the same as the first time I have to say that the government has been the subject of a few of them are not the only ones that are in the process of being able to do it in a way that makes it a little bit of his life in a way ↕️ the first time I have to say I was in the middle of the day and night and I have been a little bit more about this and the other hand, the first of which is the same as that of a few of them are not the only ones that are in the process of being able to do that is the case for the first time in the past few ja and the second half of the season and the second half of the season ❄️ the first time I have to say I was in the middle of the day and night and day of the year and a half years ago when I get home from work the first time I have to say I was in the middle of the day and night

I passed all my exams because of brainly!

Answers

Answer:  sheesh

Explanation:

A ________________ is the rod shaped part of a cell that carries the genes.

Question 2 options:

cell membrane


chromosome


phenotype


genotype

Answers

Answer:

The rod-shaped structures in the cell nucleus that contain genes are called chromosomes.

. If a substance changes form one phase to another, is it still the same substance?

Answers

Answer:

Yes

Explanation:

A phase change does not change the chemical make-up of a substance.  Phase changes are typically temperature dependent, and change only the movement and physical arrangement of the atoms and molecules in the substance.  Water, for example, is composed of two hydrogen atoms attached to an oxygen atom by covalent bonds.  That stays the same whether the water is solid (ice), liquid (water), or gas (steam).  The chemical structure of water does not change as it goes through the different faces.  It's still water.  What does change is the speed at which the molecules move and how far apart they are as a result.  Water vapor consists of molecules moving quickly and at random.  As temperature drops, water molecules slow down.  Since water is slightly polar, hydrogen bonds form between the molecules bringing them closer together.  

The more closely related two organisms are, the longer they will look alike during stages of early development prior to birth. This describes which piece of evidence for evolution?
a)Analogous structures
b)Vestigial structures
c)Embryology
d)Homologous structures

Which concept is a part of Lamarck's Theory of Evolution?

Organisms must struggle for existence


Organisms have more offspring than can survive


Traits can be modified, become stronger, and be passed on, while traits that are not used will disappear


Traits that are best suited to an environment will help organisms survive (survival of the fittest)

While making careful observations at the Galapagos Islands, Darwin noticed that each island had its own species of finch with different beaks. He later concluded that the species evolved by natural selection based on what they eat. What does the selecting of beaks in natural selection?

The individuals


The environment


The reproduction


The variations

Answers

Answer:

C,

Traits that are best suited to an environment will help organisms survive (survival of the fittest),

The variations

Explanation:

Embryology is the branch of biology and medicine concerned with the study of embryos and their development.

He states "Survival of the fittest "many times in his theory of evolution

Beaks are the best adapted (fittest) to the available food have the best chance of surviving (not starving to death) and of having descendants

Therefor having variation!

Hope this helps!

Answer:

Which concept is a part of Lamarck's Theory of Evolution?

IS  C.Traits can be modified, become stronger, and be passed on, while traits that are not used will disappear

NOT D.Traits that are best suited to an environment will help organisms survive (survival of the fittest)

While making careful observations at the Galapagos Islands, Darwin noticed that each island had its own species of finch with different beaks.  He later concluded that the species evolved by natural selection based on what they eat.  What does the selecting of beaks in natural selection?

IS B.The environment  NOT D.The variations

Explanation:

What should scientists do when a new discovery is made that goes against a long-accepted theory?

Answers

He should analyze and compare his findings with findings already accepted within the scientific community.

What is theory?

A theory is a well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts.

A theory not only explains known facts as it also allows scientists to make predictions of what they should observe if a theory is true. Scientific theories are testable. New evidence should be compatible with a theory. If it isn't, the theory is refined or rejected. The longer the central elements of a theory hold the more observations it predicts, the more tests it passes, the more facts it explains the stronger the theory.

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the diagram shows a cuboid 4cm, 5cm and 9cm what is the surface area of the cuboid? Preview the following text and identify the text structure:Centrally located in Salt Lake Citys business, historic, cultural and entertainment center, Little America is just 10 minutes from the international airport and a short drive from Utahs famous outdoor attractions. The hotels superior service, accommodations, and meeting space make it an ideal location for any meeting. Centralized booking, billing and support staff coordinate all functions seamlessly.a.narrativec.descriptiveb.expositoryd.persuasivePlease select the best answer from the choices providedABCDsome says b, others say c or d, so idrk.no links! Select the correct answer from each drop-down menu. a tourist bus is carrying passengers from the bottom of a hill to the top. the people, the bus, and the luggage can be analyzed as a single . the total amount of energy in the system as the bus travels. this situation happens because some of the kinetic energy changes to energy because of friction between the tires and the road. -7-3 log (-n + 10) = -16 What was a long-term impact of the Punic Wars on many of the small farmers of Rome? They grew crops for the military and profited. They became gladiators who fought in Rome. Their culture and daily life remained unchanged after the wars. They were forced to move to the cities to find work. What is the genotype of the male in generation i? Find the slope of the line that passes through the following two points. (1,0) and (3,0) Please Answer The Following Question: Write the rational approximation of straight pi correct to two decimal places, where straight pi almost equal to 3.14159265 space[Note: begin mathsize 12px style straight pi end style is the ratio of a circle's circumference to its diameter.] what were the effects of the violence in Darfur, Sudan on Abduls life? Which is the equation of a trend line that passes through the points (7, 450) and (14, 401)? y = negative 7 x 499 y = negative startfraction 1 over 7 endfraction x 451 y = startfraction 1 over 7 endfraction x 449 y = 7 x 401 Which expression best represents the areas of this square with sides in the photo below? This Is Chemistry Question, My Laptop Got Lag When I was Posting It :( Explain The Rutherford Atomic Model Answer Should Be given With Headings! Calculate the volume of the figure below. Hank has 6 black pens, 4 red pens, and 14 pencils in his desk drawer.If he reaches into his desk drawer and randomly selects something to write with, what is the probability that he will grab a pen? Why are current and resistance kept very low? A. To prevent excess heat. B. Because the voltage is also quite low. C. Both A. and B. D. None of the above. En el libro "Agualuna" de Joan Manuel Gisbert:1. Que le ordena hacer con las raices Bruna a Agualuna? a) Ponerlas a secar b) Alimentar caracoles con ellas c) Separarlas por tamao2. El mendigo que llega a casa de Bruna realmente es... a) El duque Julian b) Un emisario del duque c) Un ladron del bosque3. Como es lanzado el mar Agualuna? a) Con las manos atadas y dentro de una bolsa b) La empujan por la espalda c) La agarran por los tobillos 4. At a local print shop, 25 copies cost $1.50. At this rate, how much would 60 copies cost? This diagram shows the plan for a wooden deck. The scale dimensions of the deck are shown.If the scale used in the diagram is 1/4 = 1ft.what is the perimeter of the actual deck?36 ft48 ft12 ft3 ft Write the equation of the line in fully simplified slope-intercept form. Why were france and mexico mainly involved in a war during the 1860s?