Stanley Miller’s experiment demonstrated that ________ .a. Earth is more than 4 billion years oldb. under some conditions, amino acids can assemblespontaneously from inorganic materialsc. oxygen is necessary for all lifed. RNA was the first genome
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Stanley Miller’s experiment demonstrated that ________ .
a. Earth is more than 4 billion years old
b. under some conditions, amino acids can assemble
spontaneously from inorganic materials
c. oxygen is necessary for all life
d. RNA was the first genome
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- Life first appeared on Earth ___________ of years ago.Choose one: A. billions B. hundreds of thousands C. thousands D. millionsOne way to determine how closely related two species are is to analyze _____, which determines the amino acid sequence of proteins.a. DNAb. carbohydratesc. mutationsd. fingerprintsChase and Hershey provided the final evidence that ________. a. nucleic acids exist b. DNA is the genetic material c. hereditary information could be transferred horizontally rather than by descent
- The genome of________ can be either RNA or DNA. a. a bacterium c. a virus b. a eukaryote d. an archaeonReverse transcriptase assembles a(n)_____ on a(n)_____ template. a. mRNA; DNA c. DNA; ribosome b. cDNA; mRNA d. protein; mRNAWhich of the following genomes of our biosphere can 'mutate rapidly? molecules sh does. Select one: https://manoa.h an Oak tree Types of Co a. b. Humans c. Coronavirus d. Streptococcus People also e. Whale Can water form Does a covalent Is water a non-po What would happe ( Previous page Next page Jump to... https://sciencing.com What Happens Mar 13, 2018 - Nonpe These molecules have https://bio.libretexts.org 2.2A: Water's Pol DEC MacBook Pro esc Q CSU sharge om dm @ # $ % 1 3 4 6. 3. Q W E R tab Y A S D caps lock G shift Z C V B
- What genetic material in a living cell which is single stranded involved in the coding of genes for protein synthesis? * 1 point a. DNA b. RNA C. mRNA d. tRNAThe addition of methyl groups to DNA by chemicals in tobacco can cause DNA to _____. a. replicate b. hybridize c. fragment d. polymerize e. mutateWhich of the structures manufactures rRNA? X W Select one: a. W b. X c. Y d. Z O Z
- Virusesa. have DNA confined in a nucleus.b. are relatively rare compared to living organisms.c. do not evolve.d. may be surrounded by plasma membrane from their host cell.What did the Miller-Urey experiment demonstrate? A. Life originated in outer space and was brought to Earth on a meteor. B. Complex molecules can be formed from water, carbon dioxide, methane, ammonia, and hydrogen gas in a reducing atmosphere. C. Eukaryotic cells evolved from prokaryotic cells following an endosymbiotic event. D. RNA was the genetic storage merial before DNA.Choose the answer from the given concept below. A. Extraterrestial Origin B. Divine Creation C. Spontaneous Origin D. Big bang theory 1. this is the oldest among life's origin theories and the most accepted among others. It may vary vary on the practice of a religion, but it's commonality is that a Divine God created life. It is called the 2.Meteorite contains amino acids, nucleotide bases and sugar. Hundreds of thousands of meteorites and comets are known to have fallen into the early Earth, suggesting that it may contain some organic material. It is referred as the 3. Greek philosopher Aristotle proposed a theory eith the idea that living matter may arise from non-living matter. These are based on early observations such as the appearance of maggots in rotting meat, mice on corn and fish from mud of previously dry lakes