Phosphate heads
What will be an ideal response?
hydrophilic surface of membrane
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Some multifactorial traits are determined by many interacting genes, each of which may have several alleles. If such a trait is measured in a population, what phenotypic pattern is expected?
A) All individuals will have the same phenotype. B) Two types of individuals will exist, and most will have the dominant phenotype. C) Different individuals will each have one of a few discrete phenotypes. D) The population will have continuous variation in phenotypic expression.
Which of the following is produced during alcoholic fermentation?
a. CO 2 b. water c. lactate d. FADH
What benefit does group aggregation provide? a. All of these choices
b. Shelter during low tide. c. Protection from desiccation. d. Protection from wave stress.
Melanin protects the skin from
a. desiccation. b. abrasion. c. ultraviolet radiation. d. infrared damage. e. invasion by bacteria.