Answer:
3
Explanation:
ribosome
message is sent from nucleus to the ribosome
Answer:
D) secrete a cytokine that triggers apoptosis
Explanation:
Cytotoxic T cells also known as killer cells are lymphocytes that can kill foreign cells (also cancer cells, damaged and infected cells). They express specific type of receptors called T-cell receptors (TCRs) which recognize antigen of foreign cells. Cytotoxic T cells release cytotoxins such as perforin and granzymes and their role is to trigger the signal cascade in the target cell that will lead to apopotsis.
A. The piebald spotting trait is dominant. If 3/4 people present with it, it’s likely the dominant trait.
B. Since the parents had a child who does not present with piebald spotting, the genotypes are heterozygous. (Pp)
Answer:
Option B , synthesizes ATP.
Explanation:
When the inner mitochondrial membrane is intact, ATP is synthesized. ATP is synthesized from ADP and Pi by electrons from NADH or FADH2 to O2. This process is known as oxidative phosphorylation which is driven by an electrochemical proton gradient across the inner membrane with three processes occurring simultaneously
a) electron transport,
b) proton pumping, and
c) ATP formation
Hence, option B is correct
