Biology, 27.08.2020 01:01 murphyscott794
Which hypothesis helps to explain why all organisms share the same genetic code? Which hypothesis helps to explain why all organisms share the same genetic code? Early Earth had an abundance of volcanoes and lacked an ozone layer. Deep-sea vents provided the energy needed for the first organic compounds to form. Microspheres divided and share common characteristics with present-day cells. Self-replicating RNA molecules passed on genetic information.
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Biology, 21.06.2019 19:00
Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.
Answers: 3
Biology, 22.06.2019 07:40
Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one
Answers: 1
Biology, 22.06.2019 08:00
Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.
Answers: 1
Which hypothesis helps to explain why all organisms share the same genetic code? Which hypothesis he...
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