In a DNA molecule, what holds together nitrogenous bases from the two polymer chains?

A. phosphodiester bonds

B. ionic bonds

C. covalent bonds

D. peptide bonds

E. hydrogen bonds

The diameter of a red blood cell is about 0.00000615 m. estimate the diameter of the red blood cell as a product of a single digit and a power of 10. enter the correct numbers in the boxes to estimate the diameter. ___ * ___ m

Why is it important for essential amino acids lost from the body to be replaced in the diet?

Which cell structure serves the state of function in both eukaryotic and prokaryotic cells?

Mitochondria and chloroplasts reproduce the same way free-living bacteria do-by

Which two terms best describe the inheritance of human blood types? A. incomplete dominance and codominance B. codominance and multiple alleles C. incomplete dominance and multiple alleles D. codominance and epistasis

What would most likely happen if the kangaroo rats were killed off and removed from the food chain?

Great Elephant Census

Fungi are called thallophyta? why?

A double-stranded DNA sequence with a higher percentage of G:C base pairs than percentage of A:T base pairs has a higher melting temperature (Tm) primarily because of the more favorable stacking interactions of G:C base pairs to adjacent base pairs

What is the meaning of "less dense as a solid than liquid" and how is it important to life on earth?