HIV specifically targets cells of the ________ system
a. cardiovascular
b. immune
c. respiratory
d. digestive
b
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Natural selection favoring the heterozygote
a. increases the genetic variability of a population b. decreases the genetic variability of a population c. maintains the genetic variability of a population
Fungi produce spores by which of the following processes?
A) binary fission B) mitosis C) meiosis D) gene conversion E) cloning
Which of the following is TRUE about waxes?
A) They are unsaturated and most similar to proteins. B) They are an important food source, and most animals have enzymes for breaking them down. C) They are a type of complex carbohydrate. D) They are saturated fats and are solid at normal outdoor temperatures.
Glucose can be broken down to provide energy for the beating of cilia. Therefore, the glucose must contain:
A) entropy. B) potential energy. C) kinetic energy. D) heat energy.