Four people of different ages volunteer to take part in a sleep study that monitors their brain waves. the volunteer who will likely spend the most time in rem sleep is a

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

What is the compliment dna strand to the following sequence: ttgactaggcta