Biology, 23.03.2021 09:50 malikbryant2002
4. Which is a possible event that can cause mass human migration?
A. Volcanic eruption
B. Lack of invention
C. Creation of modern tools
D. Increased rainfall
Answers: 2
Biology, 21.06.2019 15:00
6. in the dna double helix, how are the two strands of dna held together? a. chemical bonds between base pairs hold the two strands of dna together. b. hydrogen bonds between the base pairs hold the two strands of dna together. c. hydrogen bonds between sugar groups and phosphate groups hold the two strands of dna together. d. chemical bonds between sugar groups and phosphate groups hold the two strands of dna together.
Answers: 1
Biology, 22.06.2019 02:30
Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers
Answers: 3
Biology, 22.06.2019 04:40
The cluster of developing cells from conception until birth is called an
Answers: 1
4. Which is a possible event that can cause mass human migration?
A. Volcanic eruption
B. Lac...
B. Lac...
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