Exam Guidelines

Biology

1 answer:

monitta2 years ago

3 0

Answer:

O B. Restriction enzymes

Explanation:

Restriction enzymes has the ability to recognize specific DNA sequences and cut them in a specific manner in order to produced by the bacteria as a defense mechanism against foreign DNA containing substance such as viruses etc. This restriction enzyme is also called restriction endonucleases. This is a cloning tool that bacteria produced naturally in order to defend itself from the infection of virus.

You might be interested in

Secretion of cholecystokinin from the intestinal wall is stimulated by

Anna11 [10]

Answer:

The correct answer is: fat in the small intestine.

Explanation:

Cholecystokinin, abbreviated to CCK, is a hormone produced in the small intestine that participates in digestion. Its secretion is stimulated by fatty acids in the small intestine (more specifically, in the duodenum) and by the introduction of hydrochloric acid.

Cholecystokinin has the functions to 1) contract the gallbladder so it releases the stored bile into the intestine, and 2) stimulate the secretion of pancreatic juice, which induces satiety.

3 0

3 years ago

The pre-teen years occur during the __________ stage, from 9 to 11 years of age.

Lisa [10]

The pre-teen years occur during the juvenile stage, from 9 to 11 years of age.

8 0

3 years ago

What are four main causes of erosion

UkoKoshka [18]

Water, wind, glaciers, ice, and waves are the answers I got when I looked it up. But obviously that's five so I believe you could just take ice out since glaciers is there

5 0

3 years ago

Which part of the cell membrane prevents organisms from dissolving in water

Gemiola [76]

Nonpolar fatty acid chains prevent organisms from dissolving in water.

6 0

3 years ago

Aiding in emotional processing and arousal functions are functions of the __________. A. Thalamus B. Hypothalamus C. Cerebrum D.

Liono4ka [1.6K]

Answer:

A. Thalamus

Explanation:

There are two large ovoid organs called the thalamus, which form most of the lateral walls of the third ventricle of the brain. A variety of receptors transmit signals from the thalamus to the cerebral cortex. Thalamus is anatomically situated adjacent to the midline third ventricle in the brain.

5 0

2 years ago