Answer:
10
Explanation:
atomic mass is protons + neutrons
19 = 9 + neutrons
10 = neutrons
<span>Consider a female firefly that produces pheromones, which in turn cause males of the same species to fly toward her. in this scenario, the male would be the receiver and the female the sender.</span>
Answer:
A plant cell is your answer
Explanation:
prosses of elimination
animal cell - dose not have a cell wall
algae cell - its cell wall has more of a bubblelike appearance
bacterium cell - cell wall is not rigid, and color can vary it has more of a lose thread type look.
plant cell - has a green cell wall that is rigid <--- this is your answer
Answer:
A. True
Explanation:
The result indicates that taking calcium has no effect on the development of osteomalacia in the women. This is because, of the over 120 women placed on the calcium supplements, it happens to be minimal number of people ( less than 20 people) that develop the osteomalacia disease of the bone.