Which of the following methods is not used by cells to regulate the amount of a protein in the cell? a. genes can be transcribed into mrna with different efficiencies. b. many ribosomes can bind to a single mrna molecule. c. proteins can be tagged with ubiquitin, marking them for degradation. d. nuclear pore complexes can regulate the speed at which newly synthesized proteins are exported from the nucleus into the cytoplasm.

Nteractions between organisms and their environment impact the organism’s overall population. oahu amakihi and kauai amakihi are two closely related species of hawaiian honeycreepers. they have a common ancestor, eat small insects and nectar, and like to nest in koa trees. however, one species is found on the island of oahu, and the other is found on the island of kauai. which concept shows the relationship between oahu amakihi and kauai amakihi?

What sre the effects of hemolytic disease of a newborn

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.