PLEASE HELP WITH MY BIOLOGY

PLEASE HELP WITH MY BIOLOGY

Answers

Answer 1

I think A makes the most sense..


Related Questions

Define "environmental refugee"

Answers

people who are forced to leave their home region due to sudden or long-term changes to their local environment

This is the best answer i found for you!

1/5. Climate refugees are people who must leave their homes and communities because of the effects of climate change and global warming. Climate change is caused by natural events, such as volcanic eruptions, as well as human activities.

Hope this helps!

Have a great day!

- Hailey

Do catfish have hair?

Answers

Answer:

no but they whiskers around their mouth like a cat. it is not hair though

Explanation:

please help i’ll give brainliest

Answers

All of the atoms lalalalala

Answer:

No. 2

Explanation:

Have a great day :)

How does a cell wall compare to a cell membrane?



The cell wall determines which materials can move in and out of plant cells, and the cell membrane provides structural support for animal cells only.


The cell wall provides structural support for plant cells, and the cell membrane determines which materials can move in and out of both plant and animal cells.


The cell wall provides structural support for animal cells, and the cell membrane determines which materials can move in and out of plant cells only.


The cell wall determines which materials can move in and out of both plant and animal cells, while the cell membrane provides structural support for plant cells only.

Answers

Answer:

the 2 pne pretty sure its that

parasitic plant and insecticide plant defination​

Answers

parasitic plant = A parasitic plant is one that survives at the expense of another, often living and growing on and over the host plant, while siphoning off the other plant’s nutrients and water, and sometimes blocking access to sunlight.

insecticide plant = Insecticide, any toxic substance that is used to kill insects. Such substances are used primarily to control pests that infest cultivated plants or to eliminate disease-carrying insects in specific areas. insecticide application. A farmer sprays insectides in a rice paddy in Japan.

List and describe the characteristic and position on the periodic table of halogens.

Answers

Answer:

Halogens are highly reactive, and they can be harmful or lethal to biological organisms in sufficient quantities. This reactivity is due to high electronegativity and high effective nuclear charge. Halogens can gain an electron by reacting with atoms of other elements. Fluorine is one of the most reactive elements.

Answer:

You can look that up  just found it

Explanation:

A person infected with human immunodeficiency virus (HIV) may not have any symptoms for a period of time. During this period the
virus affects the body by doing which of the following?
A) The virus changes the identity of the nucleotides of immune cells to prevent the immune system from function normally.
B) The virus damages immune cells while using their machinery to produce copies of itself.
C) The virus uses nutrients meant for immune cells to fuel its own cellular respiration.
D) The virus produces toxins that weaken the immune cells and prevent them from reproducing.

Answers

Answer:

a

Explanation:

when does adolescence end

Answers

Answer:

18/19  years old.

Explanation:

When you become an adult.

Which physical property is the rate at which
a substance transfers heat?
(F) boiling point
(G) density
(H) electrical conductivity
(I) thermal conductivity

Answers

I is answer. Don't open link. It is most likeky unsafe.

A(n)\ an space that presents the right conditions for an individual, population or species to liveit can be as big as the Atlantic Ocean for some species of fish , or as small as a pond where a species of bacteria lives 1.environment
2.biome
3.ecosystem
4.habitat

Answers

Answer:

4.habitat

Explanation:

Habitat is the place or environment in which organisms normally lives and grows. Habitat may be small for small size organisms and large for large size organisms. In these habitat, the organisms lives because of the suitable environmental conditions that allows growth and survival of organisms in that environment. If the habitat is no longer suitable for the growth of organisms the organisms migrate from that area to another suitable area.

Your alien friend from planet Xenon is visiting and wants to learn how to breed pea plants. You show your friend a recent batch of pea plants with purple flowers that you grew by crossing plants that had purple flowers with plants that had white flowers. Your Alien friend is confused as to why all your plants have purple flowers. How would u explain in the simplest way possible what happened? Hint: think about parents passing on alleles and dominant vs recessive. ANSWER ASAP FOR BRAINLEIST

Answers

Answer:

You have a trait (plant color) and you have two possible outcomes for it (purple and white). You know that some alleles for white were present in one of the parent plants, so you know they must be present in the offspring too. But they're expression is covered up by the purple alleles from the other plant, so you know that purple is dominant to white.

c:

In​ DNA, what base pairs with adenine?

Answers

Answer:

Hi, there the answer is thymine

Hope this helps :)

Explanation:

Answer: The base pairs are held together by hydrogen bonds with adenine forming a base pair with thymine, and cytosine forming a base pair with guanine.

how will an increase in number of malaria infection would affect the south african economy​

Answers

Malaria is one of the world's most serious tropical diseases and imposes very significant economic costs on some of the poorest nations on earth. This study estimates the direct and indirect costs of malaria to South Africa and examines the issues surrounding the use of DDT as an anti-malaria insecticide.

Early records of malaria cases by Europeans in the late 19th and early 20th centuries show that malaria was a severe inhibitor of economic development and caused large economic costs. The current malarial areas in South Africa today are about one fifth of the size they were at the beginning of the 20th century. The historical success in controlling malaria is due in very large part to the use of DDT in malaria vector control.

In recent years, however, there has been a sharp rise in the number of malaria cases in South Africa, and indeed throughout Southern Africa. This rise is due to a number of factors, such as high rainfall in recent years, increased migration and a reduction in the use of DDT in vector control. The rise in malaria cases imposes heavy costs on the local and national economies. The economic cost (direct costs include the costs of care and control of malaria, and indirect costs include the losses in productivity and lost future earnings from death) of malaria in South Africa is conservatively estimated to be around R124 million (US$20 million) in 1997/98. Malaria in selected Southern African countries could cost as much as US$1,000 million, or 4% of GDP in 1998. In South Africa, malaria usually occurs in rural areas with agricultural and labour intensive industries. The incidence of malaria in these areas has severe economic impacts and as in the past, continues to hamper economic development

For a number of reasons, DDT is being phased out of the malaria control programmes in South Africa. Numerous environmentalist organisations have lobbied strongly for the banning of DDT, despite the success of the insecticide in saving lives and preventing disease in developing countries. While DDT is not an ideal insecticide, it does have numerous advantages over the alternative insecticides and has a proven track record. Although DDT is currently used by a number of Southern African countries in malaria control programmes, the UNEP Governing Council is pressing for the banning of DDT and eleven other persistent organic pollutants (POPs).

The potential banning of DDT highlights a trend whereby environmental pressure from mostly developed countries imposes standards on developing countries where they are neither accepted nor appropriate. While there are alternatives to DDT, these are all more expensive and frequently more complicated to use than DDT. The banning of DDT would not only remove an important anti-malaria weapon, but will result in countless deaths and very significant economic costs (perhaps as much as US$480 million) on countries that can ill afford it. Hope this helps! Mark brainly!

If Mendel had studied plants that reproduce asexually, he would not have been able to develop his laws of inheritance. Explain why. (hint: what's the main difference between sexual and asexual reproduction and why was this important when studying genes that get passed on?)

Answers

Answer:

He would not have been able to develop his laws of inheritance

Explanation:

if he had done it and work out his law on organisms that reproduce sexually it would have taken longer period than reproduction by asexual method .

Compare and Contrast Viruses and bacteria in regard to their structure.
Bacteria:
Viruses:

Answers

Answer:

On a biological level, the main difference is that bacteria and free-living cells can live inside or outside a body, while viruses are a non-living collection of molocules that need a host to survive.

Explanation:

Why is it important to consider the genotypes of individuals in Hidaya’s family and not just their phenotypes?

Answers

Answer:

Genotypes code the phenotypes and it makes instructions for it.

Explanation:

Morning glories are flowering vines that will climb up a trellis or other support by wrapping tendrils around it. What kind of tropism causes the morning glories to twine around the support this way?
A. phototropism, because the light pulls the morning glories upwards
B. gravitropism, because gravity helps the morning glories orient themselves in space
C. thigmotropism, because the morning glories twine around the support when they touch it
D. nutrotropism, because the curliness of the morning glories depends on the nutrients in the soil

PLEASE help me and quick

Answers

Explanation:

pretty sure its c also nice pfp 0_0

Help Please! Asap
What does the term ecoregion mean?

A. Combination of ecology and region, so it links ecology to a specific location or region of the country.

B. Explains how a population of organisms migrate to different regions in a location of a country.

C. Explains how diseases spread from region to region in a country.

D. Combination of economy and region, so it links the economy to a specific location or region of the country.

Answers

The best answer I see is A

please tell me if I´m right

sorry if i am not

Who benefits from this relationship? Parasitism

Answers

Answer:

the parasite benefits, and the host is harmed; however, the host is not generally killed.

Explanation:

Killing the host would be bad for the parasite, as it would have no place to live.

Heat is a form of energy transfer from a__________________ _______________ location to a _____________ location

Answers

Answer:

from a hot location to a cool location.

Explanation:

HOW ARE ROCKS, ELEMENTS, & MINERALS RELATED?

Answers

Answer:

Rock is formed from a combination of 2 or more minerals and minerals are composed of one or more elements.

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Select the correct answer.
Sally is wearing contact lenses when she splashes a chemical solution in her eye. What should she do?
A.
Take the contact lenses out. They likely protected her eyes from damage.
B.
Take the contact lenses out, rinse them, and put them back in.
C.
Throw the contacts away and wash her eyes for 15 minutes.
D.
Take the contacts out and throw them away.
E.
Wash her eyes for 15 minutes.

Answers

i think the answer is A :)

Which is an ABIOTIC factor in biomes? *
A. average temperature
B. kinds of trees
C. moss and algae
D. number of insect species

Answers

A. average temperature.

Answer:

D. number of insect species

Explanation:

I got it correct

Which term is used to refer to the path that a river of stream takes?


divide

divide


channel

channel


gradient

gradient


tributary

Answers

It’s Channel if you’re wondering

What's a representation of all the producer and consumer relationships within a community or ecosystem?
A. food pyramid
B. food chain
C. food web
D. food log

Answers

I think it’s either a food chain or food web. A food web is a diagram of feeding relationships that include multiple intersecting food chains.

Hello!

Let's look at some definitions!

A food pyramid is levels of predators, in an pyramid shape to show the successive.

That does not match the definition your question provided, so we can move on.

A food chain is a series of animals who depend on each other for food/buisness.

Again, it does not match, this is a series, not an entire ecosystem.

A food web is a connection of food chains, which show the entire relationships of an ecosystem.

This definition is fairly close to the listed definition, lets keep this in mind.

A food log is a chart of what you eat each day.

Trick answer! This has nothing to do with the subject.

Given these choices, the correct answer is:

Food Web

waffletowne

What process forms the Mid-Atlantic Ridge?

A. The seafloor is sinking in the middle of the Atlantic Ocean.

B. One tectonic plate moves under another one.

C. Melted rock from Earth's mantle rises between two tectonic
plates.

D. As melted rock falls, it cools and forms new rock.

Answers

Answer:C. melted rock from earths mantle rises between two tectonic plates

Explanation: got it right on ap3x

The answer is C!

(C) Melted rock from earth's mantle rises between two tectonic plates.

In a typical food web, where would you generally classify a fungus? A. producer B. primary consumer C. secondary consumer d. tertiary consumer E. decomposer​

Answers

Answer:

A

Explanation:

a fungus is a plant so it is a producer

la cromatina esta formada por adn asociado a

Answers

Answer:

La cromatina es una sustancia dentro de un cromosoma que consiste en ADN y proteínas. El ADN lleva las instrucciones genéticas de la célula. Las principales proteínas de la cromatina son las histonas, que ayudan a empaquetar el ADN de una forma compacta que cabe en el núcleo celular. Los cambios en la estructura de la cromatina se asocian con la replicación del ADN y la expresión génica.

Explanation:

The diagram below represents a stack of rock layers. Examine the diagram, and answer the question that follows. What do these layers and their fossils suggest about Earth's history?

Answers

Answer:

The farther down a layer with a fossil in it the farther back in earths history that organism lived.

Explanation:

Answer:

Layer T is older than 110 million years, and Layers R, X, and G are younger than 110 million years.

Explanation:

Because the principle of superposisiton states that younger layers of rock will be closer to the surface while older layers of rocks will be father to the surface therefore older

What do yall think ??

Answers

ANSWER:

B- increase the number of caterpillars


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