Which of the following is not a structural difference between rna and dna? a. a dna molecule has two strands, while rna has one strand. b. dna contains the base thymine, while rna contains the base uracil. c. the sugar in dna is deoxyribose, while in rna it is ribose. d. due to their sizes dna, can the leave the nucleus and rna cannot.

Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

What is a group of organisms that are closely related and share similar characteristics