Answer: Food and space
Explanation:
Think of the squirrels and birds. They both reside on trees and they compete for the resources like space and food available on the trees.
The fruits that is available on the tress has competition between the birds and squirrels.
Both of the organism also have competition for the space to live. Though birds are not available at the day time but they come to stay on trees at evening and night.
The squirrels have a better grip to fruits in their hands so that the birds cannot get it from them.
Squirrels also move on the land for the food so that they have less competition on trees for food.
The systems which act on the same organs but both work in opposite ways would be the sympathetic and parasympathetic nervous system - B.
The sympatethic nervous system has often been attributed and called the active nervous system which works when people are being active and awake, while the parasympathetic nervous system kicks in once we're sleeping fo example.
Well, experimentation can be really expensive, so when funding is provided it gets rid of a lot of obstacles.
The answer which you selected "transcription and translation" is correct
Answer:
When the boys sperm enters the ovary of the woman I guess. I am sorry if this doesn't help I was trying to think back to when I had health.
Explanation: