Which consist of sperm cells and egg cells? gametes tetrads diploids chromosomes
a. gametes
b. tetrads
c. diploids
d. chromosomes

Answer;
The answer is A. Gametes

Explanation;
Both sperm cells and egg cells are gametes that are both products of meiosis type of cell division. Which means they are haploid,n, they have have number of chromosomes as the normal cells. Gametes are haploid , meaning that they ave just one complete set of chromosomes. Diploid cells are the body cells other than the gametes that have two copies of each chromosome.

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11