Biology student is using illustrations of a virus, a bacteria, an amoeba, and a human skin cell to show the relative size of these microscopic objects. which of these is the smallest microscopic object? a) virus b) amoeba c) bacteria d) human skin cell

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.

The sea slug that considered to be a photosyntheesizing animal