7. b and 8. c i attached the photo for u to see how i did it
Answer:
they have short life spans and many predators.. hope this works
Answer:
<u>Once the myosin-binding sites are exposed, and if sufficient ATP is present, myosin binds to actin to begin cross-bridge cycling. Then the sarcomere shortens and the muscle contracts. In the absence of calcium, this binding does not occur, so the presence of free calcium is an important regulator of muscle contraction.</u>
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2 kingdoms
Plantae
And animalia
Hope that helped :D
The flower would be Genotype
