Mammals evolved from which group in the late Triassic period?
a. diapsids
b. pelycosaurs
c. therapsids
d. anapsids
c. therapsids
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Four of the five answers listed below are produced by the same lobe of the pituitary. Select the exception
a. antidiuretic hormone b. prolactin c. ACTH d. growth hormone e. luteinizing hormone
Which of the following BEST explains the role of enzymes in a reaction
a. An enzyme causes an increase in the rate of reaction by binding to a substrate. b. An enzyme increases the amount of energy needed to complete the reaction. c. An enzyme binds to a product causing a decrease in the rate of the reaction. d. An enzyme increases the temperature of a reaction so that the reaction can occur faster.
A conclusion whose validity can be meaningfully tested using observable data is an example of:
A. empirically testable conclusion. B. direct proof. C. inductive reasoning. D. data mining.
Because there would not have been any significant soil before significant establishment of life-forms on land, the earliest eukaryotic life-forms on land most likely were:
A) plant—fungi combinations. B) animals. C) fungi. D) plant—animal combinations.