PLEASE HELPPPP!!!! 20 POINTS

PLEASE HELPPPP!!!! 20 POINTS

Answers

Answer 1

Answer:

1. d.

2. f.

3. b.

4. j.

5. l.

6. a.

7. k.

8. e.

9. i.

10. c.

11. g.

12. h.


Related Questions

whats atp synthesis and diffusion of water?​

Answers

Answer:

ATP synthase is an enzyme that catalyzes the formation of the energy storage molecule adenosine triphosphate using adenosine diphosphate and inorganic phosphate. Water moves across cell membranes by diffusion, in a process known as osmosis. hope that helps for now..

The leukocyte (a white blood cell) is part of the immune system. Is it smaller or larger than the pathogens?

Answers

Answer:

I think its smaller!

Explanation:

Hope this helps!!!

Have a great day!!!<3

Describe the positions of high and low pressure and the temperature of the land and water to explain how land breezes form.

Answers

Answer:

The air over the ocean is now warmer than the air over the land. The land loses heat quickly after the sun goes down and the air above it cools too. ... This causes a small temperature gradient between the ocean surface and the nearby land at night and the wind will blow from the land to the ocean creating the land breeze.

In the deep water where there is no sunlight, how do bacteria and plants create
their food?

Answers

Answer:

Bacteria and Plants use the process of chemosynthesis to create/make food using chemical reactions.

Explanation:

"Autotrophs that perform chemosynthesis do not use energy from the sun to produce food. Instead, they make food using energy from chemical reactions, often combining hydrogen sulfide or methane with oxygen. ... Bacteria that live in the deep ocean, near hydrothermal vents, also produce food through chemosynthesis."

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Answers

C I think I hope my answer helps

What important event a take place during prophase I

Answers

Homologous chromosomes cross over

Answer:

chromatin condenses  to form visible chromosomes

the nucleus and nucleolus disintegrate

homologous chromosomes pair  up to tetrads

Explanation:

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Describe the two negative impacts that deforestation causes concerning greenhouse gases?

Answers

Answer:

Without trees the greenhouse gases will affect our health and it will also decrease the amount of oxygen. With deforestation there will be less trees which means less oxygen as well as no shade for when we go hiking, and it will get rid of animal habitats.

Explanation:

what is the cleanest in a school meaning less bacteria?

Answers

The cleanest in a school is the sinks. Or the bottles of Hand Sanitizer.

Which of these might result from the process of natural eutrophication?


A pond becomes a meadow.

B rock breaks down into soil.

C glacier retreats to expose new land.

D nonnative species takes resources from native species.

Answers

Answer:

AaaaaaaaaaaaAaaaaaaaaaaa

Pond becomes a meadow as a result from the process of natural eutrophication.

What is eutrophication?"Eutrophication is the gradual enrichment of a body of water, or parts of it, with minerals and nutrients, mainly nitrogen and phosphorus, resulting in abundant growth of simple plant life."Excessive plant production, damaging algae blooms, a rise in the frequency of anoxic occurrences, and fish fatalities are all consequences of eutrophication. What is a meadow?"It is a piece of low ground near a river."

Layers of detritus accumulate when pond plants develop, die, and disintegrate and there is an increase in the level of nutrients. Over time, these layers of decaying debris rise the pond floor. The pond floor eventually gets near enough to the bottom that emergents can grow all the way across it. The ponds develop marsh meadows as a result of this.

Hence, the correct option is A. Pond becomes a meadow.

To know more about eutrophication here

https://brainly.com/question/13232104

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As an airplane rises through the atmosphere, machines cause the pressure inside the cabin to decrease. Why is this change in pressure necessary?

Answers

Answer:

I think D or B i hope this helps!

Explanation:

Answer: Air pressure inside the plane should match the air pressure outside the plane.

The plane needs to stay balanced.

Got it right on the test.

Sex cells divide to produce ___________________(sperm or egg).

Answers

Answer:

Egg

Explanation:

I think it a true answer

Answer:

Sperm in males and eggs in females.

Explanation:

Sex cells divide to produce both the sperm in males, eggs in females.

I need help can I please pleaseee get it and make sure correct I’m taking a test .... I’ll mark the brainliest

Answers

Answer:

lipid

Explanation:

Bio 9th help pls! 10 points!

Answers

Answer:

4th answer

not the first since the sugar have 5 sides not sox

not the second or third since the whole nucleic acid contain C H O N P

the N comes from the nitrogen base

and the P comes from the phosphate group

you’re answer is the fourth answer glad to help you

(10 points) What did meteorites bring to primitive Earth?

a
bacteria

b
viruses

c
primitive cells

d
inorganic materials

Answers

Answer:

C. Primitive Cells

Explanation:

I hope u get it right and a good grade

29
Select the correct answer.
Which of the following muscles draws the head backwards?
ОА.
Serratus anterior
OB. Trapezius
OC. Rhomboideus major
OD.
Pectoralis minor

Answers

Answer:

Trapezius I believe :)

ipt Which of these accurately describes a difference between DNA and RNA?

A. In RNA, there are no nitrogenous bases.

B. In RNA, one nitrogenous base differs from one found in DNA.

C. In DNA, there are no phosphates,
OD. In DNA, there are no sugars.

Answers

The answer is B, because in DNA there is the nitrogen base Thymine and in RNA it is replaced with Uracil

What is an advantage and disadvantage of using 4.5-7.5 pH paper?

Answers

Answer:

The correct answer would be:

Advantage: helps in finding the exact ph value with a narrower range.

Disadvantage: You don't know the exact ph value on a regular scale.

Explanation:

The pH paper is a pH paper with a color indicator that helps in determining the pH value precisely between the 4.5 to 7.5 pH range. It is accurate in comparison to other pH papers such as 0-14 paper. One no need to guess the color between the different colors from various color mixtures as it has a more precise color reading that helps in finding accurate pH value in a narrow range.

On a regular scale, it is not as accurate and one can not find the exact value as it provides a narrow range value between 4.5 to 7.5.

In the last 250 years, the amount of carbon in the air has increased by _____ percent.

options:

10%


40%


80%


stayed the same

Answers

40 percent is the answer

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1.) Explain why tropical rainforests contain a large variety of plants and animals.

Answers

Tropical rain forests are warm and wet, and the temperature does not vary much. Because of this, a huge variety of plants can live in tropical rain forests. Because there are so many kinds of plants, there are habitats for many different kinds of animals as well.

if any one need help with biology 2020 gcse paper 1 ,i have done it

Answers

Answer:

ok

Explanation:

Describe the transportation system in plants .​

Answers

Answer:

Transportation System in PlantsTransportation Of Materials In Plants

All living organism need some method of moving substances from one part of the body to other parts of the body. For example, in living organisms food and oxygen are moved in the body to all the cells and waste materials such as carbon dioxide is taken away from them. The system of moving substances in different parts of body is called transport system. In plants, food and water are transported by bundles of tubes present in stem called phloem and xylem. In animals, food, water and respiratory gases (oxygen and carbon dioxide) and other substances are transported by blood.

In plants, transport system is not complicated as in animals. The transport system in plants consists of bundles of tubes in the stem, branches and roots. These tubes are called xylem and phloem. The main function of xylem is to transport water and dissolved minerals from the roots to rest of the plant body. While, the phloem transports the food manufactured in the leaves to all parts of the plant.

Help me PLEASE! Choose one answer! First one to answer get Brainliest!

16.)Small, gradual changes in the color or size of a population.
A.) Macroevolution
B.) Embryology
C.) Phylogeny
D.) Microevolution

Answers

Answer:

Microevolution

Explanation:

Micro means small so the word microevolution means small evolution

Which statement correctly describes why a compound is a pure substance?

A compound is not a pure substance because each of its molecules is made up of the atoms of two or more different elements.
A compound is a pure substance because its molecule cannot be broken down into simpler particles by physical means.
A compound is not a pure substance because it is not an element, and only elements are pure substances.
A compound is a pure substance because it consists of two different elements, which are pure substances.

Answers

Answer: b. A compound is a pure substance because its molecule cannot be broken down into simpler particles by physical means.

Answer:

b

Explanation:

What gases is used ______ released ______?

Answers

Answer: Cars and Carbon dioxide

Explanation:

What gases is used cars released carbon dioxide

Respiration and photosynthesis have the opposite raw materials and products. These two processes are known as
- Helper processes
- Similar processes
- Coupled processes
- Complementary processes

Answers

Answer:

Complementary Processes

Explanation:

Answer:complementary processes

Explanation:

please help me im desprit ​

Answers

Answer:

B

Explanation:

Write three facts about recessive heredity genes​

Answers

Answer:

Recessive is a quality found in the relationship between two versions of a gene. Individuals receive one version of a gene, called an allele, from each parent. If the alleles are different, the dominant allele will be expressed, while the effect of the other allele, called recessive, is masked...?

Explanation:

recessive genes are only expressed when an organism has two recessive alleles for that gene

Transcribe the following DNA strand to an mRNA Strand.
'ATAGCGATAATA'

Answers

TATCGCTATTAT here is the answer give me a brainless answer

The images show fossils of a modern bird and two extinct organisms (a Tyrannosaurus Rex and an Archaeopteryx). Based on the structure of the three organisms, it can be concluded that _________. The Archaeologyx and bird have wings, while dinosaurs have limbs. So, it can be concluded that _____________.

Dropdown box #1: they share a common ancestor - they do not share the same ancestor - they are not linked through evolution.

Dropdown box #2: the Archaeologyx evolved from birds - the Archaeologyx came after dinosaurs but after birds - the Archaeologyx evolved before nonflying dinosours.

Answers

Answer:

The images show fossils of a modern bird and two extinct organisms (a Tyrannosaurus rex and an Archaeopteryx). Based on the structure of the three organisms, it can be concluded that They share a common ancestor.  The Archaeopteryx and bird have wings, while dinosaurs have limbs. So, it can be concluded that The Archaeoptery came after dinosaurs but before birds.

Explanation:

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Looking at the images, we can conclude that they share a common ancestor and the Archaeologyx came after dinosaurs but after birds.

What is evolution?

The term evolution refers to changes that occur as one organism gradually disappears an another appears in its place. According to Charles Darwin, natural selection is the reason behind evolution.

Looking at the images, we can conclude that they share a common ancestor and the Archaeologyx came after dinosaurs but after birds.

Learn more about evolution: https://brainly.com/question/2725702

A researcher noticed that a similar CH2 molecular structure was also located in the plasma membrane of an animal cell. This CH2 molecular structure contained a negatively charged phosphate group. Which statement BEST describes the primary function of the CH2 and phosphate molecular structure located in the plasma membrane?

A. It contains the genetic information needed for protein production.
B. It catalyzes specific chemical reactions in the cytoplasm of a cell.
C. It stores the energy that a cell needs to perform various life processes.
D. It allows a cell to regulate the movement of materials into and out of a cell.

Answers

Answer:

it allows a cell to regulate the movement of materials into and out of a cell.

Answer:

D. It allows a cell to regulate the movement of materials into and out of a cell.

Explanation:

I got it right on my test.

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