Biology
Biology, 04.09.2020 18:01, jaylabazemore

The Miller-Urey experiment of 1953 was designed to test the hypothesis that lightning supplied the energy needed to turn atmospheric gases into organic molecules such as amino acids. Which of the following describes why the Miller-Urey theory is widely accepted today? A Amino acids spontaneously form from molecules in the atmosphere today. B Organic molecules are present today in extremely high concentrations. C The process of synthesizing organic molecules from a mixture of gases has been successfully modeled in the laboratory. D No other alternative hypotheses have been introduced.

answer
Answers: 2

Other questions on the subject: Biology

image
Biology, 21.06.2019 13:30, cmariecarrizales
One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. b. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. c. prokaryotic poly-a tails have other functions, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails.
Answers: 3
image
Biology, 21.06.2019 20:30, akamya21
Prior to the development of dna fingerprinting, blood type could be used to determine possible parentage. although it might prove someone was not a parent, it could not show if someone was positively the parent, only that he or she might be a parent. which of the following is a true statement that can be made about parentage based on blood typing?
Answers: 2
image
Biology, 22.06.2019 05:20, kaziyahf2006
The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind
Answers: 2
image
Biology, 22.06.2019 10:00, cheatcodeb
What organ is the first to receive nutrients that have been absorbed from the digestive tract?
Answers: 1
Do you know the correct answer?
The Miller-Urey experiment of 1953 was designed to test the hypothesis that lightning supplied the e...

Questions in other subjects:

Konu
Mathematics, 10.03.2020 07:38