Biology, 15.12.2020 19:20, zayeboyd4436
According to the RNA Hypothesis it is believed that all living things came from a common ancestor. What evidence supports this theory?
A. The RNA molecule has the same molecule controlling its replication in all living things.
B. The RNA molecule is able to self-replicate.
C. The RNA molecule is an inorganic molecule
D. The RNA molecule is considered the master copy of all living things.
Answers: 2
Biology, 21.06.2019 16:00, melaniem50
Aperson travels 35 km in 0.4hrs, followed by 53 km in 0.6 hr. what is the average speed
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Biology, 22.06.2019 09:30, zahwaahmaf
Parthenogenesis is a type of reproduction that does not require a mate. itβs rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.
Answers: 1
Biology, 22.06.2019 14:00, treavonknorton
Vinegar has a ph of 3, and household ammonia has a ph of 11. is the concentration of h+ greatest in the vinegar or ammonia?
Answers: 1
According to the RNA Hypothesis it is believed that all living things came from a common ancestor. W...