The chemical reactions of photosynthesis occur in which cellular organelle?
A. Mitochondria
B. Chloroplasts
C. Ribosomes
D. Nucleus
Answer: B
You might also like to view...
Which statement represents the biological characteristics that kittens, oak trees, swans, earth worms, elephants and crickets have in common?
A. DNA nucleotides form the basis of inherited life, with cells that are formed spontaneously from the environment. B. DNA nucleotides form the basis of all inherited life, with cells that are formed from other cells. C. RNA nucleotides form the basis of all inherited life, with cells that are formed from other cells. D. RNA nucleotides form the basis of inherited life, with cells that are formed spontaneously from the environment.
During sexual reproduction, each parent contributes one set of chromosomes. Members of a pair of chromosomes (one from each parent) are called __________
A. karyotypes B. sister chromatids C. homologs D. sex chromosomes
occurs within ___ minutes to allergen. (immunological disorders)
Fill in the blank(s) with the appropriate word(s).
A scientist performs a controlled experiment. This means that
A) the experiment is repeated many times to ensure that the results are accurate. B) the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions and process all experimental data. C) two versions of the experiment are conducted, one differing from the other by only a single variable. D) one experiment is performed, but the scientist controls the variables.