Semilunar valves prevent backflow into the ; AV valves prevent backflow into the . Using your own observations, explain how the operation of the semilunar valves differs from that of the AV valve

The AV valves are involved during force generation of the ventricles; the semilunar valves are involved during cardiac relaxation

correct answer: biotic and abiotic limitations

carrying capacity is defined as the total number of an organism who can be supported in a given area within the natural resources limit and without harming or degrading the natural, economic or the cultural environment present for the future generations.

carrying capacity is determined by the limiting factors, which are known to affect the natural resources available. it may include water, nutrients, minerals, space, light etc.

explanation:

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b is dominant over the allele for the white fur.