Biology, 15.02.2021 15:50 gregorio03
Life on Earth likely evolved from a common ancestor what existed approximately 3.5 billion years ago. Which of these is evidence that all life on Earth shares common features? Select ALL that apply.
Answers: 2
Biology, 22.06.2019 07:50
Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d
Answers: 2
Biology, 22.06.2019 10:30
In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.
Answers: 1
Biology, 22.06.2019 15:00
What are the three groups of atoms that make up amino acids called
Answers: 1
Biology, 22.06.2019 18:30
Which gas prevents the spread of fire and extinguishes it? is a type of compressed gas that prevents the spread of fire and extinguishes it.
Answers: 1
Life on Earth likely evolved from a common ancestor what existed approximately 3.5 billion years ago...
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