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Bumek [7]
2 years ago
12

When similar biological traits evolve in unrelated species due to similar environmental constraints, ____________ is said to hav

e occurred.
Biology
1 answer:
ludmilkaskok [199]2 years ago
7 0

Answer:

Convergent Evolution

Explanation:

Convergent evolution occurs when two unrelated species that have no common ancestor evolve independently in order to adapt to a similar environmental constraints to ensure survival.

An example of convergent evolution can be seen in birds, bats, flight/wing insects. They all do not share a common ancestor, but have evolved, separately, a similar structure for flight.

Another example can be seen in dolphins and sharks. These two different species share similar physical characteristics that make them adapt well in marine habitat that helps them to predate .

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Ilia_Sergeevich [38]
Both human and bacteria cells contain DNA and both have a outer membrane that controls how materials come into and leave the cell.

Predominantly multicellular not in bacteria but in human body

*Cell contains a nucleus and other membrane bound organelles not in bacteria but in human body..

*DNA occurs in a circular form* in bacteria only..

* Ribosomes size in bacteria 70s and in human body 80s

*Capable of growth at temperatures greater than 80 C only in bacteria

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Cells sometimes use passive transport to move molecules across their membranes. The rate at which a cell engages in passive tran
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Answer:

b

Explanation:

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2 years ago
"Meghan was driving home when she heard a tire explode on the car right next to her. As a result, her heart started pounding and
Aliun [14]

Answer:

Sympathetic nervous system

Explanation:

The sympathetic nervous system of the autonomic division prepares the body for stress or emergency conditions by generating the “fight-or-flight” responses. The sympathetic nervous system triggers the release of stress hormones from the adrenal medulla to generate the set of physiological responses.

There is dilation of the pupil, and an increased rate of heartbeat and increased blood pressure. Other responses include dilation of airways and dilation of blood vessels that supply blood to skeletal muscles, heart muscles, liver, etc. Under the given emergency condition, the sympathetic nervous system of Meghan was activated to generate the fight or flight response.

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2 years ago
Environmental Effects Summary
Tpy6a [65]

Answer:

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The bird species has presumably adapted to the conditions after the forest fire if they're still alive. They might have found a new shelter to live at and foods to eat and make it durable for the time period remaining to keep surviving. 
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