The White Cliffs of Dover, England, were formed over millions of years by the accumulation of calcium carbonate shells from ________
Fill in the blank(s) with correct word
foraminiferans
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A scientist wants to conduct an experiment to see if plants will grow to different heights based on the type of fertilizer used. The height of the plants would represent which of the following?
a. a dependent variable b. an independent variable c. a control d. Aa placebo
Four of the five answers listed below are trends in hominid evolution. Select the exception
a. ectothermy b. enhanced vision c. upright vertebral column d. omnivorous feeding behavior e. enhanced tool making
Where are proteins manufactured in cells?
a. Golgi bodies b. vesicles c. rough endoplasmic reticula d. lysosomes e. smooth endoplasmic reticula
What transgenic animal, other than mice, has been used to model human neurodegenerative diseases?
A. monkeys B. Drosophila C. rats D. roundworms E. frogs