Q: Answer the following question given this paragraph: Natural selection occurs when there are differences in fitness among members of a population. Q: Differences in fitness among different members of a population can lead to what kind of selection? A:

OPTIONS:
- fluid selection
- subliminal selection
- origin selection
- natural selection

A: natural selection

Q: Answer the following question given this paragraph: Q: The maturing follicle, containing a fluid-filled cavity, enlarges, forming a bulge near the surface of what? A:

OPTIONS:
- the pelvis
- the abdomen
- the vagina
- the ovary

A: the ovary

Q: Answer the following question given this paragraph: Although most of a cell's DNA is contained in the cell nucleus, mitochondria have their own DNA. Mitochondria also have the machinery to manufacture their own RNAs and proteins. The human mitochondrial DNA sequence has 16,569 base pairs encoding 37 total genes: 22 tRNA genes, 2 rRNA genes, and 13 peptide genes. The 13 mitochondrial peptides in humans are integrated into the inner mitochondrial membrane, along with proteins encoded by nuclear genes. Q: Where is most of the cell's dna contained? A:

OPTIONS:
- vacuole
- epidermis
- cell membrane
- nucleus

A: nucleus

Q: Answer the following question given this paragraph: Smooth muscles in arteries and veins are largely responsible for regulation of blood pressure. Q: The muscles in arteries and veins that are largely responsible for regulation of blood pressure are known as what type? A:

OPTIONS:
- opposing muscles
- vascular muscles
- elongated muscles
- smooth muscles

A:
smooth muscles