Hormones are chemical substances that help to regulate processes in the body. Hormones are secreted by glands and travel to their target organs in the bloodstream. Hormones can be used to control human fertility.
Answer:
H. Haploid
Explanation:
A cell that contains two of each chromosome, or 2n, is a diploid. If a cell has half of those chromosomes, or just n, it is a haploid.
Answer:
B and D
Explanation:
Biodiversity comes from having multiple types of organisms. This also allows different organisms to eat and create nutrients that is needed by all other organisms in the ecosystem.