10. which of the following best describes the role of atp energy in a muscle
contraction?
a. it binds actin to myosin.
b. it permits inward movement of the z-lines.
c. it stimulates the neurotransmitter receptor.
d. it blocks the action of calcium.

Asap what occurs after cytokinesis is completed at the end of meiosis 1?

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady

Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? a). it must be open to modification if new evidence doesn't completely support it. b). it must be based on scientific observations that can be repeated in a controlled setting. c). it must be applicable to future events and occurrences. d). it must be consistent with only a small portion of relevant observations or data.