In normal humans, sex cells contain the number of chromosomes. a) diploid b) haploid c) multiploid eliminate d) tetraploid

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Draw the structure of dna nucleotide with adenine as nitrogenous base

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?