Answer:
A
Explanation:
Homeostasis is basically the organism being able to live without need of an outside source
The correct answer is the organ.
The multicellular species are formed of various parts, which are required for survival. These parts are differentiated into the levels of the organization. There are five different levels, which are named as cells, tissue, organs, organ systems, and organisms.
When two or more layers of tissue function together, they produce an organ. All the animals comprise vital organs, without which they cannot survive. These include the kidneys, liver, lungs, brain, and heart.
Answer:
The entire population will gradually become more similar to the best-adapted members.
Explanation:
Natural selection will cause the best-adapted members to have a better chance of survival and repopulation.
Because men have one copy of the X chromosome
