All animals eat other organisms in order to gain building materials for the body. this makes them ______. since they obtain necessary energy and chemical building blocks from the environment
Fill in the blank(s) with the appropriate word(s).
Answer: heterotrophs
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Lamellipodia are formed by:
A. the contraction of myosin and actin. B. the polymerization of actin microfilaments. C. the polymerization of microtubules. D. the disassembly of intermediate filaments.
Piedraia hortae causes ________.
A. black piedra B. white piedra C. tinea versicolor D. All of the choices are correct.
The process of ___________ takes place when we retain and use past memories.
Fill in the blank(s) with the appropriate word(s)
A population's age structure tracks ____
a. the average age of the members of the population b. how long the population has existed in the area c. the rate at which the population is aging d. the relative numbers of each age e. death rate