Biology, 07.11.2019 20:31 Gerber7778
You are a biologist on a trip to an island in the south pacific. while on the island, you are allowed to collect dna samples from a local species of rat that resembles a species seen on a nearby continent. if your dna analysis also indicates the two species are closely related, you might conclude that the evolution of the two separate species was an example of speciation through
a. allopatric; dispersal
b. sympatric; dispersal
c. allopatric; vicariance
d. sympatric; vicariance
Answers: 3
Biology, 21.06.2019 17:50
How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes
Answers: 3
Biology, 21.06.2019 19:40
In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20
Answers: 1
Biology, 22.06.2019 03:30
When a person is exercising the body needs to deliver increased amounts of oxygen to the muscles which component of blood ensures that the muscles will receive it
Answers: 1
Biology, 22.06.2019 10:00
If an organ has six haploid chromosomes,how many chromosomes are present. 6 12
Answers: 1
You are a biologist on a trip to an island in the south pacific. while on the island, you are allowe...
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