Which prokaryotic nutritional groups uses CO2 and sunlight to produce energy?
a. photoautotrophs
b. chemoautotrophs
c. photoheterotrophs
d. chemoheterotrophs
e. methanoheterotrophs
ANSWER: a
You might also like to view...
The genes that play a role in the biological clock form part of gene storing structures in the
nucleus known as
a. nucleotides. b. chromosomes. c. tissues. d. proteins
In animals, meiosis produces __________, and in plants, meiosis produces __________
a. gametes; gametes b. gametes; spores c. spores; gametes d. spores; spores
?-glucose is present in potatoes and ?-glucose is present in wood. Both are glucose molecules but one can be used by humans to synthesize ATP and one cannot. Based on this information, what is the best explanation on why humans can only digest one of the glucose types?
A. Only ?-glucose can form polysaccharides. B. ?-glucose is C6H12O6 and ?-glucose is C5H12O6. C. ?-glucose is a chain and ?-glucose is a ring. D. ?-glucose and ?-glucose are stereoisomers with OH groups oriented differently.
Cell like shape heads face water (hydrophilic) while the tails face inside (hydrophobic)) is called a ___________. This is found in the _____________ membrane.
Fill in the blank(s) with the appropriate word(s).