Biology, 10.11.2019 08:31 SKSKSKSKGKUFHjk
Question 1
which of the following is not a characteristic that defines a species?
a. it has common physical traits
b. it can interbreed
c. its offspring can reproduce
question 2
two different species can breed and produce offspring.
a. true
b. false
question 3
which of the following is a type of postzygotic barrier?
a. behavior isolation
b. temporal isolation
c. habitat isolation
d. production of weak offspring
question 4
sympatric speciation involves geographic barriers while allopatric species does not.
a. true
b. false
question 5
isolation itself is a mechanism for evolution.
a. true
b. false
Answers: 3
Biology, 22.06.2019 03:30
Awire-hair terrier and a smooth-hair terrier are mated. the offspring produced are 6 wire-hair puppies and 2 smooth-hair puppies. a. what pattern of inheritance best describes this situation? b. what is the genotype(s) of the wire-haired puppies? of the smooth-haired puppies? c. what would be the expected genotype and phenotype ratios of a mating between 2 wire-haired terriers that are heterozygous?
Answers: 3
Biology, 22.06.2019 05:30
Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim
Answers: 1
Biology, 22.06.2019 10:30
Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection
Answers: 1
Biology, 22.06.2019 11:40
Which of the following happened during the precambrian era? the first prokaryotic cells the first eukaryotic cells development of photosynthesis all of the above
Answers: 1
Question 1
which of the following is not a characteristic that defines a species?
a. it...
which of the following is not a characteristic that defines a species?
a. it...
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