In at least three sentences, describe why transitioning to a hydrogen economy has advantages. in at least three sentences, explain three disadvantages associated with hydrogen fuel use. why is a high use of renewable energy necessary to make hydrogen fuel an environmentally sound alternative? respond in one complete paragraph.

Which of the following is not a way in which a vascular plant's xylem and phloem are similar?

6. in domesticated cats, the following are independently assorting: normal ears (t) is dominant to tufted ears (t); curved whiskers (c) is dominant to straight whiskers (c); the presence of six toes (s) is dominant to five toes (s); gene for hair length is an x-linked codominant. the three phenotypes for hair length are long (xhxh), medium (xhxh), and short (xhxh); medium is the heterozygous condition. given two parents: ttccssxhxh x ttccssxhy how many different gametes could be formed in the female cat with respect to these four traits? how many phenotypes are possible in the offspring from this mating?

Use the distance formula to determine weather each pair of segments have the same length