What is the function of the structure identified by the red arrow? The image shows bacteria with their nuclei in a bright blue. The red arrow points to these nuclei.

What is the identity of the planets?

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing