I think A I’m sorry if I’m wrong
Answer:
DNA is double-stranded, so there must be equal numbers of C and G because they pair to each other on the complementary strands.
RNA is only single-stranded, so there can be any number of C and G. They don't pair to each other, because there's only one strand.
Answer:
Monotremes, marsupials, and placentals are the three animals that could match this phylogenetic tree.
Explanation:
Monotremes, marsupials, and placentals belong from a common ancestor. Those organisms which have one common ancestor are also called monophyletic. These animals have some changes which occurs with the passage of time but most of characters are similar to each other. In placentals animals placenta is present while in Monotremes and marsupials this placenta is absent.
Answer:
Yes, they could give a child b type Blood.
Explanation:
Parents with blood types AB and O can give their children either A or B blood types, it's a 50% and 50%.
<span>Vascular plants can be classified into two major types:
gymnosperms or angiosperms</span>