During translation, the _ ribosomal subunit binds to
the mRNA, while the _
subunit binds to the tRNA
with attached amino acids.

Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.

Which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea. c. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. d. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated.

Trisomy 21 is a genetic disorder that occurs when a patient has three copies of chromosome 21 in each cell. which mutation would most likely result in a similar phenotype as trisomy 21? a. inversion of the distal portion of chromosome 21 b. duplication of the distal portion of chromosome 21 c. insertion of the distal portion of chromosome 21 to chromosome 5 d. translocation of the distal portion of chromosome 21 to chromosome 5