Answer:
Mutations Are Recessive or Dominant
1/2 of a radioactive substance will remain after 3 half lives.
An ecological niche is an organism's specific habitat in an ecosystem.
It is where it lives and feeds, etc.
A) unproductive wastelands I believe is the answer you are looking for.
B. requires flowers.
Sexual reproduction is one type of biological reproduction wherein the genitals of the male and female organisms engage into a sexual activity in order for the sperm cells to fertilize the egg cells of the females.
In the case of most plants, they engage in asexual reproduction. Asexual reproduction happens outside the body system of a cell.
Moreover, this process is extrinsic than its opposite the sexual reproduction which happens in the female reproductive system.