True or false
most of a cell is the nucleus
only the nucleus of a cell is the nucleus
the cell membrane has holes
most cells must have a nucleus to live
every cell has a cytoplasm

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

Which feature of a human community is similar to a niche in a biological community