a sample of wood that originally contain 10 g of carbon-14 Now contains only 50 g of carbon 14 approximately how many years ago was the sample apart of living tree

One strand of dna has the base sequence gcattggcagtcatg. write what the strand of mrna would look like

The nuclear membrane disappears during which phase of meiosis

State one reason why the large ground finch and the woodpecker finch can live successfully on the same island.

Where is the energy in a glucose molecule?

How does the cell fit so much DNA in such a small space? a strategic looping and coiling b dehydrating molecules of chromatin c storing unused genes outside the nucleus d all of the above

Which molecule would be the most affected by limited nitrogen

Where does the energy come from to make ATP at the cloroplast

According to condensuon theory, the most important factor for the formation of our plant was

Which of the following are functions of lipids? Choose three correct answers. A. forming the exoskeletons of insects B. forming waxy leaf coverings C. forming bones and cartilage D. storing energy in fat cells E. forming cell membranes F.

The ability of the body to undergo prolonged whole body, large muscle activity is: