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slamgirl [31]
4 years ago
10

Important facts for living things during the precambrian​

Biology
1 answer:
Jobisdone [24]4 years ago
5 0
During the Proterozoic life evolved from simple bacteria having prokaryote cells, first to more complex single celled organisms, the eukaryotes, and then to multi-celled plants and animals. It is also during this time that the earth's atmosphere was transformed by cyanobacteria.
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When you were testing the ciliospinal reflex and only stimulated the left side of the subject, was the response reflex contralat
natulia [17]

Options: A. contralateral

B. ipsilateral

C. both

Answer:B. ipsilateral

Explanation:The ciliospinal reflex which is also known bas pupillary-skin reflex is usually made uo of the dilation of the ipsilateral pupil this dilation is in response to pain applied to the neck, face, and upper trunk.

If you stimulate the left side of the subject, the response will be only in the ipsilateral which means the stimulation will be felt in the same side of the subject which in this case is the Left side if the subject.

5 0
4 years ago
Proposing an explanation for the changing colors of the sky is an example of a(n) ______.
Georgia [21]

hypothesis, hopefully this helps you out good luck!

4 0
3 years ago
How does human impact on freshwater ecosystems by carbon cycle and environmental impact
sp2606 [1]

Answer:

Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

Explanation:

Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.

6 0
4 years ago
Previously understood similarities that seemed to connect slime molds and fungi are now considered to be _____.
Rudiy27
<h2>Previously understood similarities that seemed to connect slime molds and fungi are now considered to be examples of convergent evolution</h2>

Explanation:

  • Convergent evolution is an evolutionary process where unrelated monophyletic organisms independently develop or evolve similar characteristic traits due to the need to adapting to similar conditions or ecological or environmental necessity.
  • The slime molds are subsets or part of amoebozoans but have certain morphological features similar to that of fungi, this type of evolutionary behavior is called convergent evolution.
  • Under stressful conditions, slime molds produce and develop spore-generating fruity bodies like fungi, which is a convergent evolutionary change.
6 0
3 years ago
Definition: This is a type of reproduction where there is a exchange of genetic information in order to create new individuals.
Nat2105 [25]

The answer is sexual. hope it helps

7 0
3 years ago
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