True.
Whenever one organism gets infected, it spreads to its surroundings and so forth. This causes an epidemic.
An Allosteric Effector is a molecule or other agent that alters enzyme function by changing its shape<span>.</span>
Homologue pairs separate during the first round of cell division, called meiosis I. Sister chromatids separate during a second round, called meiosis II. Since cell division occurs twice during meiosis, one starting cell can produce four gametes (eggs or sperm).
Would if i cpuld see the questions