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Questions in biology

[Done] Which of the following factors does not favor a change in gene frequency and, therefore, evolution? A. Large populations B. Mutations C. Emigration D. Genetic drift E. All of the above

[Done] A special form of loose connective tissue that pads and insulates the body and stores fuel reserves is known as: (A) epithelial tissue. (B) adipose tissue. (C) fibrous connective tissue. (D) nervous tissue. (E) muscle tissue.

[Done] The outermost tissue of a tree trunk that is 6 feet in diameter would most likely be A. epidermis B. cork C. cortex D. phloem E. xylem

[Done] Which of the following stages of the cell cycle occurs immediately prior to mitosis? A. G1 B. G2 C. S D. M E. Cytokinesis Please explain with some details.

[Done] What happens in exponential growth as the population gets larger? A. The population grows slowly B. The ecosystem grows faster C. The ecosystem grows slowly D. The population grows faster

[Done] Which relationship between the two species listed would be mutually beneficial? A. A fish and a leech B. A dog and a tick C. A flower plant and a bee D. A tree and a caterpillar

[Done] What are relationships between species that are adapted to each other and may be mutually beneficial or involve exploitation called? A. Competition B. Symbiosis C. Logistic D. Exponential

[Done] Provide three examples of direct evidence for evolution.

[Done] Mammals are social animals. Which of the following statements is correct? A. Herbivores such as zebras and dolphins live in herds. B. Adults in a herd surround and protect the young, who are most vulnerable to predators. C. Adult males in a pride hunt cooperatively, which is more efficient than hunting alone. D. All of the above.

[Done] A person sees a ball and kicks it, in part because of the actions of the nervous system. Using the parts of the nervous system listed below, describe the path of nerve impulses that cause the person to kick the ball: - Brain - Motor neurons - Sensory neurons - Spinal cord