Aresearcher notices a decline in organism and population numbers over several years in a stream environment. what human activity may have affected organisms and populations in this way?

What happens during interphase? (1)the nucleus grows to its full size. (2)the cell grows to its full size. (3)the nucleus divides into two nuclei. (4)the cell divides into two cells.

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel