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Liula [17]
3 years ago
15

According to the theory of _____________, mitochondria in cells today are the descendents of aerobic prokaryotes that used oxyge

n to generate energy.
Biology
2 answers:
Marrrta [24]3 years ago
4 0

It is endosymbiosis, its answer A

Vilka [71]3 years ago
3 0
<span>It should be
endosymbiosis</span>
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Large volcanic eruptions send dust and ash into the stratosphere after these eruptions global air temperature are often
dybincka [34]
The global air temperature increases after the volcanic eruptions. It has also been observed that this increase in air temperature causes lowered winter seasons, acid rain, haze, dust, and ash. This causes problems in breathing and other disorders in humans as well as animals.
8 0
3 years ago
How do scientists recognize that a climax community has been reached?
mixer [17]

Answer: D. The succession of community is completed.

Explanation:

A succession can be define as a series of gradual changes that occur in the biotic community of the ecosystem with respect to the changes that occur in the abiotic or non-living factors with respect to time until the ecosystem attains stability.

A climax community is the community that develops in the end of the ecological succession. It is the stable community which does not require any further change to occur. With the development of the climax community the succession completes.

6 0
3 years ago
Read 2 more answers
What are the SIX parts of a DNA molecule?\
alexdok [17]

Answer:

DNA is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine)

Explanation:

.

8 0
3 years ago
On the pH scale, acids fall between ____ and bases fall between
skelet666 [1.2K]

Answer:

The correct answer is - O and 6.9; 7.1 and 14

Explanation:

A measuring scale that tells about the acidity or basicity or alkaline nature of a particular object or solution is possible with the help of a pH scale that measures how acidic or basic a solution or object is.

It ranges between 0 to 14. pH less than 7 or ranging from 0.0 to 6.9 is acidic and more than 7 or from 7.1 to 14.0 is basic or alkaline in nature. A measure of the relative amount of H+ ion and OH- ions in water is pH.

3 0
3 years ago
Name the chemical that helps in providing the ideal pH for pancreatic amylase to function in the human body.*​
Sonbull [250]

Answer:

What is the chemical that helps in providing the ideal PH for pancreatic amylase to function in the human body?

Explanation:

This allows the protein lipase to break down and digest the fat in the small intestine much more quickly. The pancreas secretes bicarbonate to neutralize the acidity of chyme and pancreatic amylase to aid in the digestion of carbohydrates.

6 0
2 years ago
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