Biology, 03.02.2020 20:46 struckedblazing
The guppy is a species of small freshwater fish. many years of scientist observations revealed that the average size of guppies in a pond, decreased. it was surmised that this decrease was due to the introduction of a natural predator. which of the following best explains the change in guppy size? a natural selection - scientists influenced the average size of the guppy to protect the species b genetic mutation - a change in dna occurred causing a decrease in average guppy size c natural selection - smaller guppies became less visible to predators d selective breeding - predators select prey based on preferred traits
Answers: 2
Biology, 21.06.2019 19:00
2. in dragons, a gene on chromosome 1 codes for wing color and a gene on chromosome 2 codes for body color. draw out the stages of meiosis for these two chromosomes from a dragon that is heterozygous for both traits. define your alleles. what are all the possible allele combinations of the gametes produced?
Answers: 1
Biology, 21.06.2019 23:40
When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page
Answers: 3
Biology, 22.06.2019 00:50
What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.
Answers: 2
Biology, 22.06.2019 02:00
Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z
Answers: 3
The guppy is a species of small freshwater fish. many years of scientist observations revealed that...
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