During dna replication, a thymine base is removed from the dna. what type of mutation is this?

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called