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Otrada [13]
3 years ago
8

Which describes how an enzyme works?

Biology
2 answers:
Pani-rosa [81]3 years ago
7 0
The answer to your question is C
ArbitrLikvidat [17]3 years ago
7 0
The enzyme speeds up chemical reactions so the answer is B
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Which process does not occur in the Krebs cycle?
nikdorinn [45]

Answer:

The correct answer is b glucose is broken down into two pyruvate molecules.

Explanation:

Krebs cycle is one of the most important step of aerobic respiraion.Krebs cycle occur within mitochondrial matrix.During krebs cycle the acetyl CoA generated from pyruvate reacts with oxalo acetate in a cyclic manner to regenerate 4 carbon compound oxaloacetate.

 During krebs cycle pyruvate is broken down or oxidized to form 2 carbon compound known as acetyl CoA and carbon dioxide as byproduct.

  But the breakdown of glucose into two pyruvate molecules occur during glycolysis.

7 0
3 years ago
16. If the amount of quanine in a DNA molecule is 32%, the amount of thymine would be
shepuryov [24]

Answer:

The <em>answer </em>is option A i.e "32%". According to Chargraff's rule, Number of purine (adenine+guanine) = Number of pyrimidine (cytosine+thymine). Hence, the amount of guanine should be equal to cytosine and the amount of adenine should be equal to thymine.

4 0
4 years ago
Which of the following is the best example of homeostasis? *
erik [133]

Answer:

A

Explanation:

Homeostasis' main job is to keep your body balanced, typically with variable factors such as temperature or enzyme amounts. Your heart rate increases to keep your blood pressure steady while you exercise. This way, you can have a relatively balanced blood pressure as you exhilarate yourself.

8 0
3 years ago
Science 6th grade digital INB- You dont know what parts of the ground are safe and what parts are thin crusts of soil covering f
OLga [1]

Answer:

Fire detecting Scanner.

Explanation:

Fire detecting Scanner is a system which has the ability to scan the area and tells the changes occurs in the fire inside the earth crust. This scanner collect all information about the area on the basis of which we can take steps to avoid the damage caused by the fire. With the help of this scanner we can tell that which part is safe and which part of the area is dangerous for people.

8 0
3 years ago
Green olives may be preserved in brine, which is a 20-30% salt solution. How does this method prevent contamination by microorga
vredina [299]

The correct answer is Bacteria can't survive in a hypertonic solution because they lose water.

The 20-30% salt solution is hypertonic as Compared to the bacterial concentration of salt. In this case, the bacteria present in the solution would lose water. Due to excess loss of water, the bacteria would eventually shrink and die. Hence, green olives preserved in the brine would be safe from microbial attack.

7 0
3 years ago
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