Na dna molecule the ratio of adenine (a) molecule to thymine (t) is 1: 1. if in a strand of dna there are 1 million a molecules, how many t molecules are expected in the same strand?

a) 1 million

b) 2 million

c) 3 million

d) 4 million

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Explain the significance of the increased cell specialization of the volvocine line

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the: