In messenger rna, each codon specifies a particular a. nucleotide b. purine c. amino acids d. pyrimidine

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Which event would lead to primary succession of a forest?

How water is moving through the ecosystem ?