Which of the following consists of a hollow ball of cells?
a. gastrula
b. morula
c. blastula
d. blastocoel
e. zygote
C
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Flattened sacs of internal membranes associated with photosynthesis are called
A. cristae. B. chloroplasts. C. thylakoids. D. photosystems. E. the stroma.
Which of the following in NOT a possible cellular response to positional information during development?
A. cell adhesion B. cell division C. cell death (apoptosis) D. cell differentiation E. cell migration
Which of the following is indicated by the
arrow as the location of glycolysis? a. cytoplasm b. Golgi body c. nucleoid d. mitochondrion e. rough endoplasmic reticulum
Engelmann’s investigation to determine the effective
wavelengths of light in photosynthesis depended on a photosynthetic alga’s a. use of CO2. b. release of O2. c. use of H2O. d. use of ATP. e. production of carbohydrate.