<span>First, he should inform all the people who might be in the building to quit immediately.
Since the content which was in the pipette is not known they vacate and let the investigation to be carried out.
If the content is known, then the procedure on how to lean up the mess is carried out. After that people can go back to their normal duties.</span>
Answer:
C
Explanation:
Natural selection is when an animal with a better trait survives and reproduces. C is the best answer.
1. interphase -(B)cell grows and
duplicate.
2. Mitosis- .(A) DNA separate forming two new nuclei.
3. Cytokinesis- (C) Two new cells separate.
Answer:
b, d, f, a, e, c
Explanation:
Ca+ binds to troponin -> Troponin removes tropomyosin from G actin -> Myosin binds to actin -> Myosin generates a power stroke -> the sarcomere shortens -> ATP recharges the myosin head
