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Kobotan [32]
3 years ago
6

PLEASE HELP!! I WILL MARK MOST BRAINLIEST ANSWER

Biology
1 answer:
Zanzabum3 years ago
6 0
Answer:
           Most zoologists believe that echinoderms share a common ancestry with hemichordates and chordates because of:
1. The deuterostome characteristics that they share (see figure 1),
2. An anus that develops in the region of the blastopore.
3. A coelom that forms from outpockets of the embryonic gut tract (vertebrate chordates are an exception).
4. And radial, indeterminate cleavage. 

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3 years ago
Which process is responsible for causing menstruation?
nirvana33 [79]
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Read 2 more answers
Lactose is a carbohydrate found in milk. The
Rina8888 [55]

Options:

A. The enzyme lactase will speed up the breakdown of lactose in the small intestines.

B. Reactions that involve enzymes require more energy than reactions without enzymes.

C. The enzyme lactase will slow down the breakdown of lactose in the small intestines.

D. Lactase will require more energy to break down lactose, and less energy is required if it is not present.

Answer:

A. The enzyme lactase will speed up the breakdown of lactose in the small intestines.

Explanation:

A. The enzyme lactase will speed up the breakdown of lactose in the small intestines. - this is true. Lactase is an enzyme that catalyses the breakdown of lactose.  This means it greatly reduces the activation energy required for the breakdown of lactose, and the reaction will happen quicker.

B. Reactions that involve enzymes require more energy than reactions without enzymes. This is false. Reactions that involve enzymes require less energy that reactions without

C. The enzyme lactase will slow down the breakdown of lactose in the small intestines. This is false. It will speed it up

D. Lactase will require more energy to break down lactose, and less energy is required if it is not present.  This is false, more energy is required if it is not present

6 0
3 years ago
When alleles separate independently and do not influence each other it is known<br> as
AlladinOne [14]

Answer:

Mendel's law of independent assortment states that the alleles of two (or more) different genes get sorted into gametes independently of one another. In other words, the allele a gamete receives for one gene does not influence the allele received for another gene.

Explanation:

4 0
2 years ago
Driving down the road, you hit an insect. How does the force your car exerts on the insect compare to the force the insect exert
il63 [147K]
When reading your task I have immediately recognized Newton's third law. And ccording to this, without any doubts I can assume that <span> both car and insect exert forces of same magnitude on each other. That's all you need to solve this task. I am pretty sure you will find it helpful. Regards!</span>
4 0
3 years ago
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