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Anon25 [30]
2 years ago
9

. What does the term mutation mean in regards to human genetics?

Biology
1 answer:
grin007 [14]2 years ago
3 0

Answer:

A mutation is a change in a DNA sequence. Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing raditation, exposure to chemicals called mutagens, or infected by viruses.

Explanation:

A mutation is a change in a DNA sequence.

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Describe how an<br> algal bloom might alter the local carbon cycle in that ecosystem.
AlladinOne [14]

Answer:

Explanation:

During an algal bloom the species produce a toxic chemical substance which is harmful to animals that feed on the algae that causes a tint in the water because of the photosynthetic pigments is known as a red tide a red tide may or may not be harmful . Nonetheless algal bloom can produce both beneficial and harmful cycles.

It is beneficial because it can provide organic compounds needed by higher organisms, for this reason productivity increases because there's more algae in the water which means that more carbon dioxide is used from the atmosphere and that more oxygen is being released into the atmosphere which is needed and necessary for many living things

4 0
3 years ago
Two intermediates of the sterol biosynthesis pathway, isopentenyl diphosphate and dimethylallyl diphosphate, are used by archaea
Usimov [2.4K]
Two intermediates of the sterol biosynthesis pathway, isopentenyl diphosphate and dimethylallyl diphosphate, are used by archaea in the biosynthesis of  isoprenoids. Isoprenoids are organic compounds <span> which play widely varying roles in the physiological processes of plants and animals.</span>
4 0
3 years ago
According to the _____ theory, when a physiological need, such as hunger, creates an aroused tension state, it drives the organi
madreJ [45]

Answer:

the drive-reduction theory

Explanation:

The drive-reduction theory is one of the theories of motivation.

This theory contains the idea that a physiological need creates a drive, which in turn motivates an organism to satisy their need.

The theory targets homeostasis or biological balance.

When there is a need such as lack of water, the need would cause a drive to be developed (thirst).

The drive would activate a response (search for water to drink).

The response is then terminated when the need has been satisfied.

4 0
2 years ago
Why do you think your immune system sometimes fails and we get sick anyway?
Natali [406]

Answer:

If you've noticed that you're often sick, feel fatigued or have other nagging symptoms you can't figure out, it may mean your immune system is weakened (OwO)

Explanation:

Your immune system can also be weakened by smoking, alcohol, and poor nutrition. AIDS. HIV, which causes AIDS, is an acquired viral infection that destroys important white blood cells and weakens the immune system. People with HIV/AIDS become seriously ill with infections that most people can fight off.

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2 years ago
First invertebrates to develop a true nervous system​
Tasya [4]

Answer:

Coelenterates are the first invertebrates to develop a true nervous system.

8 0
3 years ago
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