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Vinvika [58]
4 years ago
15

Another question for the schoolers who like to stay up this late!!

Biology
2 answers:
torisob [31]4 years ago
6 0
The cell membrane is selectively permeable. It only lets things in or out.
astra-53 [7]4 years ago
4 0

Answer:

semi permeable

Explanation:

Cell membranes are semipermeable, which means molecules can move through them. Yes, it can be both. Semipermeable suggests that the membrane allows some substances to pass through, but not all, and this is generally by DIFFUSION. ... Permissible molecules are selected for the best survival of the cell and therefore, plasma membrane is selectively permeable.

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Explanation:

there is the answer to your question

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3 years ago
1)How do populations of invasive species continue to grow, and disrupt ecosystems?
s344n2d4d5 [400]

Answer:

Due to absence of predators.

Explanation:

The populations of invasive species grow rapidly because of the absence of predators that can control its population as as result, it disrupt the whole ecosystem. Change of climatic conditions of the area where they live causes them to migrate from its original place to a new region where the invasive species have no predators to control its population but mostly humans are responsible for the introduction of invasive species. In most cases, the introduction of invasive species happen due to human activities.

4 0
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velikii [3]

Answer:

Does humidity affect the decay rate if leaves

Explanation:

You can fin the rate by doing unbiased scientific tests

3 0
3 years ago
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nataly862011 [7]
Draw the first hand on top and there you go :) hope this helps
5 0
3 years ago
According to scientific thought, when does one species of organisms become two species?
alexandr402 [8]
It happens when the two groups become sufficiently different and the two can no longer interbreed. A known example of speciation is the London underground mosquito where it formed a new species within the existing genus. There are examples in micro-evolution but not in macro-evolution.
7 0
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