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astra-53 [7]
3 years ago
5

Convection currents can be described best by:

Biology
1 answer:
s344n2d4d5 [400]3 years ago
8 0

Answer:

A.Hot air rising,cold air sinking

Explanation:

Hot air rises in a confined or closed space.That is one of the reasons why firefighters have some people crawl on the flour to get out. the smoke is hot air so it rises to the ceiling of the room, while cold air stays lower.

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The excretion of glucose in the urine is called ________.
raketka [301]
The excretion of glucose in the urine is called glycosuria.
6 0
3 years ago
Tay-Sachs disease is a human genetic abnormality caused by insufficient activity of a hydrolytic enzyme called hexosaminidase A.
Feliz [49]

Answer:

<u>lysosomes</u>

Explanation:

They are spherical sac-like organelles that contain lytic enzymes that destroy aged and unwanted cells. They contain hydrolytic enzymes that destroy GM2, gangliosides a class of glycosphingolipid that are produced by the nerve cells. Mutations in the HEXA gene that leads to the translation of hexosaminidase A causes the genetic abnormality, Tay-Sachs.

6 0
4 years ago
Which of the following is an example of intrinsic regulation? Group of answer choices The hypothalamus senses that your core tem
7nadin3 [17]

Answer: Option B.

The heart senses an increase in blood pressure and secrete ANF to decrease blood pressure.

Explanation:

Intinstic regulation is when a cell, tissue or organ system can adjust and respond to change in environment on it's own. The intrinsic is inherent in organ meaning the organ can maintain homeostatis within itself.

For example, the heart can perform intrinsic regulation for it self. The heart can perform myogenic regulation by reacting and responding to increase or decrease in blood pressure to keep the blood flow in normal blood vessel constant. It is a sublevel to control cardiac function.

5 0
4 years ago
Which graph most likely shows an ecosystem that has underwent a primary succession event during the observation period?
gayaneshka [121]
Hello! The answer is D

Primary succession is an event that occurs when an ecosystem is devoid of all organisms and a slow growth of the ecosystem is observed until it reaches a climax population. The most common example of a primary succession is the land development after a volcano eruption. 

In graph D a slow increase in the number of individuals is observed until the graph reaches a maximum, that is called the climax population. This is why this graph shows an ecosystem that has undergone a primary succession during the observation period. 
5 0
3 years ago
Which areas of the world are not considered biomes? *
LiRa [457]
<span>C. Mountains and ice

Hope this helps (:

-Payshence xoxo</span>
5 0
3 years ago
Read 2 more answers
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