What is true about a strand of DNA? Question 5 options:

A. It contains many genes

B. It contains many proteins

C. It contains many strands of mRNA

D. It contains many chromosomes

I tried the last one, " It contains many chromosomes" and " It contains many strands of mRNA" and they were both wrong so its either A or B

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water