(please helpp) Which sources contain fresh water? Check all that apply.

a. groundwater
b. oceans
c. wetlands
d. rivers
e. ponds
f. seas

What did hunter gathers do to alter the environment?

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

What's the waste product of electrons and pyruvate combining in fermentation?