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Tpy6a [65]
3 years ago
15

Humans must depend on the environment for their survival

Biology
1 answer:
Yuri [45]3 years ago
8 0
When the sun rises it gives us energy. we use rivers for drinking and we also use rivers for transportation. 
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Hershey and Chase set out to determine what molecule served as the unit of inheritance. They completed a series of experiments i
Zinaida [17]

Answer:

The correct option is D.

Explanation:

In the year 1952, two scientists, Hershey and Chase conducted a series of experiments that helped to establish the fact that DNA is a genetic material. The DNA is located inside the nucleus of living cells in form of chromosomes and its the determinant of traits that are found in living organisms. During protein synthesis, the information in the DNA molecule is encoded into an RNA molecule and this is used in the production of protein, thus, DNA actually directs all the happen in the living cells.  

3 0
3 years ago
What happens when a cold front replaces a warm front
frozen [14]

Answer:

When a cold front overtakes a warm front, it creates what's called an occluded front that forces warm air above a frontal boundary of cooler air masses.

Explanation:

The presence of a cold front means that cold air is advancing and pushing underneath warmer air. This is because the cold air is ‘heavier,’ or denser, than the warm air. Cold air is thus replacing warm air at the surface.

7 0
1 year ago
Police Officer Amy Randall suspects that the driver of a car in front of her is driving under the influence of alcohol. She pull
Umnica [9.8K]

Answer:

The correct answer is option a, that is, cerebellum.

Explanation:

Alcohol acts as a CNS depressant. When more amount of alcohol is taken and the levels of alcohol rise within the body, some sections of the brain get influenced and a reduction in the functioning is witnessed in that particular part.  

The region of the brain accountable for coordinating movement and also some kinds of learning seems to be sensitive specifically to the consumption of alcohol. Thus, cerebellum is the part of the brain, which gets most affected due to the consumption of alcohol. Therefore, test is performed to witness the balance of an individual, as cerebellum is the part of the brain responsible for appropriate posture and balance.  

5 0
3 years ago
Which is the first vertebea that the spinal cord pass through ?
Lyrx [107]
The spinal leaves the skull through the foramen magnum, and then goes into the vertebral column the first vertebra is called the ATLAS
8 0
3 years ago
The process of transpiration is responsible for the transportation of water through the xylem. On which part of a plant is negat
Daniel [21]
The correct answer among the choices listed above is option A. <span>The process of transpiration is responsible for the transportation of water through the xylem. It is in the plant stem that negative pressure is exerted during this transport.</span>
5 0
3 years ago
Read 2 more answers
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