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Zarrin [17]
3 years ago
14

What is ecological succession?

Biology
1 answer:
Kisachek [45]3 years ago
6 0
It is the way an ecosystem changes throughout time. For example, 100 years ago, California might of had water and healthy grass, now it is short on water and dry. Hope this helps! :)
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What is the difference between sister chromatids and homologous chromosomes?
11111nata11111 [884]

Answer:

A sister chromatid refers to the identical copies (chromatids) formed by DNA replication of a chromosome, with both copies joined by a common centromere.

Explanation:

Homologous chromosomes may or may not be the same as each other because they are derived from different parents.

3 0
2 years ago
Injury to cervical vertebra c 3-c 4 is particularly problematic because ________.
meriva

Injury to cervical vertebra c 3-c 4 is particularly problematic because C) the phrenic nerve that serves the diaphragm receives its fibers from here.

  • The top portion of the spinal cord, which is made up of the seven cervical vertebrae (C-1 to C-7) in the neck, is located in the cervical region of the spine.
  • Cervical spinal cord injuries are often the most serious kind of spinal cord injury because they affect a bigger area of the body and are closer to the brain.
  • Tetraplegia or quadriplegia, which means there is little to no feeling or movement below the shoulders or neck, will develop from a cervical injury.
  • The cervical spine's middle segment is made up of the C3, C4, and C5 vertebrae. Injuries to the cervical vertebrae C3–C5 are frequently severe because they inflict more harm to the central nervous system.

learn more about cervical vertebra here: brainly.com/question/20840479

#SPJ1

4 0
2 years ago
Are humans responsible for climate change?
gulaghasi [49]
Global Warming is Human caused. Scientists have concluded that most of the observed warming is very likely due to the burning of coal, oil, and gases.
7 0
3 years ago
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What is a gas sold and liquid
Maksim231197 [3]
They are the 3 states of matter.
There is also plasma
8 0
3 years ago
Plz help What happens to chromosomes during crossing-over?
FromTheMoon [43]

Answer:

How does crossing over affect the alleles of a chromosome?

Since the chromosomes are homologous, breaks at corresponding points mean that the segments that are broken off contain corresponding genes, i.e., alleles. ... Crossing over results in recombination of genes found on the same chromosome, called linked genes, that would otherwise always be transmitted together.

6 0
3 years ago
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