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Biology, 21.06.2019 17:30
Suppose you are estimating the size of a blue crab population. what is the population size if the number marked in the first catch is 40, the total number in the second catch is 200, and the number marked in the second catch is 50?
Answers: 1
Biology, 22.06.2019 03:00
Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.
Answers: 3
Biology, 22.06.2019 11:00
At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary
Answers: 2
Biology, 22.06.2019 11:30
What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.
Answers: 1
The development of secondary primary sex characteristics cause girls to look like women and boys to...
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