Can you guys help me?

1. One of the basic conditions for natural selection to occur is that there must be variability within a species. What variability was present in the population of utensil birds?

2. Before the terrible drought, which beak types gathered the most food items?

3. After the terrible drought, which beak type was most successful?

4. Over time, if drought conditions continue, what would you expect to happen to the number of birds with each of the 4 types of beaks in the population? Be specific as to which ones might increase, decrease, or stay the same.

5. As the individuals of the species change over time, the whole species may begin to look very ddifferent. If these birds become isolated from other populations, it may even become a completely different species. What is the name of this process called?

6. In this experiment, why did we do four trials for each type of food instead of just one?

7. Why did we focus on the class average data instead of the individual group averages?

8. Did your group get trivial or significant differences between your trials for the spoon beak? What most likely caused these differences?

Here my graphs; by the way don't worry about the forks! because my group dind't have any.

Can You Guys Help Me?1. One Of The Basic Conditions For Natural Selection To Occur Is That There Must
Can You Guys Help Me?1. One Of The Basic Conditions For Natural Selection To Occur Is That There Must

Answers

Answer 1

Based on natural selection and the data provided, it was observed that birds with the spoon beak type were most successful in obtaining food both before and after the drought.

What is natural selection?

Natural selection is the process by which organisms that are better suited for survival in an environment are selected to survive and reproduce.

Natural selection depends on variation among species.

Considering the table:

1. There was variation in the beak type of the birds.

2. Before the drought, the toothpick beak type and spoon beak type gathered the most most food.

3. After the terrible drought, the spoon beak type was most successful.

4. If the drought conditions continues;

The toothpick beak type will decreaseThe spoon beak type will stay the samethe fork beak type will decreasethe knife beak type will decrease

5. The process by which If the birds become isolated from other populations they become a completely different species is called evolution.

6. Having repeated trials helps the reduce the possibility of chance occurrence in the results obtained.

7. The class average data will give a truer picture of the effects of drought on bird feeding because of the larger number of sample.

Also, it will help to eliminate individual group errors and identify outliers.

8. There were no significant differences between your trials for the spoon beak.

Learn more about natural selection at: https://brainly.com/question/14485249


Related Questions

Some strains of Mycobacterium tuberculosis are resistant to so many antibiotics that it has become known as a(n)

Answers

Answer:

[tex]\huge\boxed{\sf Multidrug\ resistant}[/tex]

Explanation:

Antibiotics:

"Medicines used against bacteria are called antibiotics."

Example:

Rifampin, isoniazid.

Mycobacterium Tuberculosis is a bacteria.

However, some of its strains are resistant to antibiotics and thus is classified as multidrug resistant (MDR resistant)

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807

Can anybody help answer this? please, thank you

Answers

Answer:

They all have leaves, petals, and stems.

What vascular tissue is an internal adaptation that allows plants to transport water and minerals from the roots to the leaves?.

Answers

Answer:

xylem

Explanation:

Xylem, plant vascular tissue that conveys water and dissolved minerals from the roots to the rest of the plant and also provides physical support.

hope this helps please make this brainliest answer

GAWAIN 1 Panuto: Piliin at isulat sa patlang ang letra ng tamang sagot sa mga sumusunod na pahayag.
1. Ito ay karaniwang ginagamit sa kalye kaya't madalas na tinatawag na salitang kalye o kanto A. Pambansa B. Pampanitikan C. Balbal D. Kolokyal
2. Ako'y tila isang nakadipang kurus. Anong tayutay ang ginamit sa pahayag? A. pagtutulad B. personipikasyon C. pang-uyam D. pagwawangis
3. Sa pagsulat ng wakas ng kuwento, mahalagang maipaunawa sa mambabasa ang A. galing ng manunulat C katangian ng tauhan B. tagpuan ng kuwento D. kinahinatnan ng tauhan
4. Kailangan nating maghigpit ng sinturon sa panahon ngayon. Ano ang kahulugan ng mga salitang may salungguhit? A. magtiis B. maghirap C. magdasal D. magtipid
5. Ang makulay na pagpapahayag na ginagamitan ng mga salitang nagmumungkahi ay tinatawag na: A kataga B. idyoma C. tayutay D. talinghaga​

Answers

Answer:

There are four students working on a project in math class. Miguel has completed 1/8 of the project, Gina has completed 13% of the project, Jatziry has completed 0.10 of the project, and Keva has completed 1/9 of the project. Make a list of the students in order from least to greatest by the amount of the project they have completed.

Explanation:

I don't have points

What is the role of chlorophyll in photosynthesis?

Answers

Answer:

it captures the light to be converted to energy to run photosynthesis and make sugars out of h2o and co2

Molly wants to take a ploture of a bluebird in a free across the street. What type of fons should Molly use?

macro

Telephoto

wide

fisheye

Answers

Answer:

wide

Explanation:

its wide buddy so here you go

Mendel was a careful researcher who studied the inheritance of certain traits in garden peas. What are some of the research practices Mendel used?

Choose all that apply.

A. He crossed true-breeding pea plants.

B. He allowed eggs to be fertilized only by self-pollination.

0

C. He analyzed his data mathematically.

D. He controlled variables by studying one or two traits at a time.

Answers

Answer:

the answer is b I got it right on my test B

Approximately what percentage of our genome is shared with c. Elegans?.

Answers

Answer:

answer is ... 41%

Explanation:

hope it helps

What are two features that plant cells have that animal cells do not?.

Answers

Plants have a cell wall and they also have chloroplast. Which is 2 thins animals don’t have

Recently Zika virus has been in the news, with many cases in Central and South America and increasing numbers of cases in the southern United States. Five years ago this virus was essentially unheard of in these areas. This is an example of

Answers

This is an example of an emerging infectious disease. These diseases can spread rapidly to generate pandemics.

What is Emerging Infectious Disease?

An Emerging Infectious Disease can be defined as a disease capable of spreading by using a suitable vector (carrier).

Emerging Infectious Diseases may have the potential to generate pandemic situations.

Some examples of Emerging Infectious Diseases include human immunodeficiency virus (HIV) infection and SARS.

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True or False: In plants, xylem cells, root hair cells, and phloem cells are unspecialized cells.

Answers

Answer:

true

Explanation:

In plants, xylem cells, root hair cells, and phloem cells are unspecialized cells. The statement is true.

what are roles of xylem and phloem ?

Plants have different tissues to transport water, nutrients and minerals. Xylem involve in the transportation of water and mineral salts from the roots up to different parts of the plant, where as  phloem transports sucrose and amino acids.

Xylem is composed of elongated dead cells, continuous vessels (tubes), xylem vessel contain no cytoplasm, impermeable to water, contain woody material called lignin.

Phloem composed of living cells, cytoplasm,  transports sucrose and amino acids up and down the plant by a process called translocation.

To learn more about xylem and phloem, refer to the link:

https://brainly.com/question/26320728

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What does semi-conservative mean in relation to DNA replication?

Answers

Answer:

DNA replication of this kind is referred to as being semi-conservative because the original double-stranded molecule has complementary base pairs of nucleotides, and complementary nucleotides used unzipped single-stranded areas as templates. So, this means that no DNA molecule is completely new because half of the pre-existing DNA molecules are always conserved.

Explanation:

Answer:

relating to or being genetic replication in which a double-stranded molecule of nucleic acid separates

please the answers of this science activity

Answers

Answer:

I can't see the questions.

Explanation:

Which organelles appear ONLY in plant cells? Explain. (Question 2)​

Answers

Well, the cell wall only appears in plant cell along with the chloroplast which is the energy making of the plant cell.

Please like and brainiest

Shree Janakalyan Secondary School 63 Galchhi-4, Mastar, Dhading Open Book Examination- 2078 Grade : 8 F.M.: 75 Sub. : Com. English P. M.: 30 Attempt all the questions: 1. Rewrite the following sentences selecting the correct options from the brackets: a. She is .......... one-eyed woman. (a, an, the, nothing) b. He met me ........ the way to market. (in, on at) Mina, do this work... ...( herself, himself, yourself) d. The earth ............ round the sun.(move, will move, moves) He never drinks alcohol........ .? ( doesn't he, does he, don't he) C. e.​

Answers

Answer:


a. a

b. on

c. yourself

d. moves

e. does he

What helps speed up a chemical reaction?
lipid

inhibitor

enzyme

carbohydrate
PLZ YOU WILL GET 10 POINTS

Answers

Answer:

the answer will be enzyme

Explanation:

catalysts speed up chemical reactions

When a species consisting of a single large population slowly evolves over many generations into a new species, this an example of:.

Answers

This is an example of anagenesis

The complex external covering composed of two or three layers found on the majority of bacteria is termed the cell Multiple choice question.

Answers

Fimbriae, flagella and pili are all examples of blank structures found in some bacteria.

explain how matter such as water, oxygen, and carbon dioxide cycles in an ecosystem?
help!

Answers

Answer:

Plants take in energy from the sun, carbon dioxide and water and produce carbohydrates and oxygen.

Explanation:

what does each phases of mitosis do in 2 short sentences each

Answers

Answer:

it can not be in 2 sentece

1) Prophase: chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromeres 2) Metaphase: chromosomes line up along the metaphase plate (centre of the cell) 3) Anaphase: sister chromatids are pulled to opposite poles of the cell 4) Telophase: nuclear envelope .

A large number of dopamine-releasing neurons are found in the __________. A. Brainstem B. Hindbrain C. Midbrain D. Forebrain Please select the best answer from the choices provided A B C D.

Answers

It is C because it’s all in the middle of the brain

The substantia nigra (SN) and ventral tegmental region have the most midbrain dopaminergic neurons (VTA). Therefore, option (C) is correct.

Where is dopamine most active in the brain?

Dopamine (DA) neurons in the middle brain are absolutely necessary for the control of fundamental aspects of the brain, including the processing of rewards, voluntary movement, and working memory. The substantia nigra (SN) and the ventral tegmental region have the biggest populations of dopaminergic neurons in the midbrain. These two nuclei are located in close proximity to one another (VTA).

As a component of the brain's reward system, dopamine is most prominently responsible for assisting humans in experiencing pleasure. Dopamine can be released in response to a number of different stimuli, including sexual activity, retail therapy, or even the aroma of freshly baked cookies.

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You’re planning on a career in forensic science—but what kind exactly? You have many options! Choose one of the following unique careers in forensic science and take a closer look. For the special field you pick, research online and write about the following points:

Degrees you would need in order to work in your special field (one to two sentences).
What someone in your chosen specialty does (one to two sentences).
A real-life example of how your specialty was used to solve a case (at least three sentences).
A brief summary detailing what you think the two biggest challenges would be with your specialty and what you feel would be most rewarding or enjoyable about it (three to five sentences).
Possible Fields to Choose From:

Fingerprint analyst
Forensic psychologist
Forensic ballistics expert
Polygraph examiner
Forensic pathologist
Blood spatter analyst
Forensic toxicologist
Digital forensics
Forensic accounting
Forensic odontologist
Wildlife forensics
Forensic entomologist
Forensic engineering
Forensic DNA analyst​

Answers

Answer:

This is the exact question I have and I am having a hard time picking just one to go into.

Explanation:

Identify the phases in cells 2, 12, 29, 32, and 41 in the image below.
2


12
Telophase
29


32


41
Interphase

Answers

Answer:

1) Prophase: chromatin into chromosomes, the nuclear envelope break down, chromosomes attach to spindle fibres by their centromeres 2) Metaphase: chromosomes line up along the metaphase plate (centre of the cell) 3) Anaphase: sister chromatids are pulled to opposite poles of the cell 4) Telophase: nuclear

(◠‿・)—☆

Krypton-85 has a half-life of 10.76 years. How much of a sample of 60 g is left after 53.8
years?

please. help. me. ^^ 50 points to whoever gets it and shows work. and you get brainlest

Answers

Answer:

1.875 grams

Explanation:

formula :

N (t) = N0 * (1/2) ^ t/t 1/2

remaining amt = initial amt * (1/2) ^ time/ half life

remaining amt = 60 * (1/2) ^ 53.8/10.76

remaining amt = 60 * (1/2) ^ 5

remaining amt = 1.875

What molecules are needed for cellular respiration to happen?.

Answers

Oxygen and glucose are both reactants in the process of cellular respiration.

With respect to the lobes of the brain, the frontal lobe is involved in ________ and the occipital lobe is the final destination for ________.

Answers

The answers are motor control; visual information

The generic types of competitive strategies include:.

Answers

low-cost provider, broad differentiation, best-cost provider, focused low-cost and focused differentiation strategies.

1) A model for gene expression is shown here. Analyze the model and evaluate which statement(s) below are correct based on the gene expression. Select ALL that apply.
es
A) Molecule B is RNA and molecule Cis a protein. The protein is built via process II, which is called translation
B) Molecule A is RNA and molecule B is DNA. Process I is reverse transcription which creates DNA from an RNA template
C) Molecule B is a protein and molecule Cis RNA. Molecule C is created via process II, which is known as transduction
D) Molecule A is DNA and serves as a template for molecule B, which is RNA. This occurs via process I, which is transcription
E) Molecule A is DNA and serves as a template to create molecule B, which is also DNA. This occurs via process I, which is replication,

Answers

Answer: I got A and D

Explanation:

I just did it and it was right



Which of the following is least necessary for plate tectonics?
O A solid core inside the planet
O A semi-solid mantle
Convection currents in the mantle
O A crust divided into plates

Answers

Answer:

Convection currents in the mantle

Explanation:

Convection in the mantle is the same as convection in a pot of water on a stove. Convection currents within Earth's mantle form as material near the core heats up. As the core heats the bottom layer of mantle material, particles move more rapidly, decreasing its density and causing it to rise.

Effects

Convection also plays a role in the movement of deep ocean waters and contributes to oceanic currents. Inside Earth, the convection of mantle material is thought to cause the movement of the overriding crustal plates, resulting in events such as earthquakes and volcanic eruptions.

Speed

Estimates of the speed with which Earth's mantle moves range from 1 to 20 cm/year with an average of about 5 cm/year in the case of plate motions to as much as 50 cm/year in hotspots such as the Hawaiian Islands (see Plates, Plumes, And Paradigms (2005) edited by Gillian R.

Direction

Convection currents observed in water rise to the surface and then spread out in both direction. Convection currents in the mantle are thought to operate in the same matter as convection currents in water. ... This shows that the convections currents move outward both right and left after the current reaches the surface.

Heat source

The primary sources of thermal energy for mantle convection are three: (1) internal heating due to the decay of the radioactive isotopes of uranium, thorium, and potassium; (2) the long-term secular cooling of the earth; and (3) heat from the core.

Answer:

A solid core inside the planet.

Explanation:

The enzymes that are used to replicate a virus are synthesized by

the virus capsid.

the virus capsule.

the receptor.

prions.

the host cell.

Answers

Answer:

i believe its option D. The host cell.

Hope this answered your question!

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