Which item is responsible for joining nucleotides to build a new strand of dna?
a. nitrogenous bases
b. dna polymerase
c. telomere
d. hydrogen-bond breaking proteins

Fill in the blank with the best word to complete the sentence. white blood cells protect against and aid in blood clotting when injuries are sustained.

Por qué crees que los huevos con cáscara se llaman amnióticos?

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d