What percent of the sunlight is reflected and/or absorbed?

What happened to rosalind franklin in 1956?

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

Which of the following must be true for a fossil organism to be useful as an index fossil? a. the fossil organism must be widespread geographically. b. the fossil organism must be abundant. c. the fossil organism must be limited to a short span of geologic time. d. all of the above.