If a person is sterile, he or she is: unable to reproduce unable to complete a punnett square unable to complete meiosis unable to complete mitosis

Amino acids with hydrophobic r groups are most often found buried in the interior of folded proteins.true or false.

Need ! will give 20 points! what are two ways that diatoms differ from slime molds? the external coverings of diatoms are made up of (silica, chitin or peptidoglycan), while slime molds have cell walls containing (silica, peptidoglycan or chitin). diatoms are (chemoheterotrophs, photoautotrophs or chemoautotrophs) because they make food through photosynthesis, while slime molds are (heterotrophs, phototrophs or autotrophs) because they eat decaying plant matter.

Which of the following best explains the changes in biodiversity shown in the graph?