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valentinak56 [21]
3 years ago
6

It is best say that most human sources of air pollution result from

Biology
1 answer:
Serggg [28]3 years ago
5 0

Answer:

the burning of fossil fuels

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How do tissues relate to the structure and function of organs?
Nookie1986 [14]

Answer:

In biology, tissue is a cellular organizational level between cells and complete organs. A tissue is an ensemble of similar cells and their extracellular matrix from the same origin that together carry out a specific function. Organs are then formed by the functional grouping together of multiple tissues.

3 0
3 years ago
Explain how deforistaion can permanently increas an area risk of flooding
stepladder [879]

Answer:

Deforestation is both the removal of trees and the permanent retasking of the land for non-forestry purposes. Therefore, since tree roots help aerate soil and improve soil water retention, this permanent removal of trees reduces the amount of water that soil can absorb and increases the amount that will perforce flow over the ground as runoff. Increased surface runoff leads to flooding.

Explanation:

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3 years ago
________ slow down transpiration by _________ the stomata Question 8 options: Guard cells; closing Chloroplasts; closing Guard c
Anuta_ua [19.1K]

Transpiration is the rate of the water vapour exhalation by the plant cells through its opening pores. The correct blanks are guard cells and closing.

<h3>What is the structure of plant cells regulating transpiration?</h3>

Plant cells have certain specialized cell organelles that help in maintaining the rate of the carbon dioxide and the water content in their cells.

Stomata of the plant cells are specialized organelles that maintain the water and rate of transpiration by the plants.  They have guard cells surrounding them that regulates their opening and closing.

The guard cells of the stomata form pores of the stomatal opening. The opening and the closing of the pores are regulated by the bulge and the carbon and the water intake and outtake of the cell is maintained.

Therefore, option A. <u>guard cells</u> and <u>closing </u>are the correct blanks.

Learn more about stomata and guard cells here:

brainly.com/question/939389

4 0
2 years ago
Can anyone tell me which structures are major or accessory structures of the digestive system ?
Zinaida [17]
The salivary glands, liver and gall bladder, and the pancreas aid the processes of ingestion, digestion, and absorption. These accessory organs of digestion play key roles in the digestive process. Each of these organs either secretes or stores substances that pass through ducts into the alimentary canal. Credits: internet source
3 0
3 years ago
Read 2 more answers
A single-stranded DNA molecule has the sequence TCAACTTGA. The equivalent sequence in an RNA molecule would be ________.
Black_prince [1.1K]

Answer:

UCAACUUGA

Explanation:

Since the question is asking for the <u>equivalent</u><u> </u><u>sequence</u> and not the complementary sequence, this is the answer. Thymine (T) base pairs are replaced by uracil (U) in RNA.

If the question were asking for the <u>complementary</u> RNA sequence, then your answer would be AGUUGAACU.

6 0
2 years ago
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