Biology, 27.06.2019 05:00 madiness05
Fossil fuels such as oil and coal are considered nonrenewable resources. which of these would be a solution to our use of fossil fuels? a) produce cars and trucks that are bigger and more powerful. b) decrease the cost and increase the availability of solar energy. c) develop new legislation to protect our forests from destruction. d) build more energy plants around the united states to fulfill the demands of a growing population.
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Biology, 21.06.2019 20:00
Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.
Answers: 1
Biology, 22.06.2019 08:10
In sweet pea, gene c is responsible for color production and gene p is responsible for the purple color pigment. both of them are located on two different loci on different chromosomes. the flowers will be purple only when the plant has the genotypes as c_p_. no color will be produced with genotypes: ccpp, ccpp, ccpp, ccpp. thus, gene c controls the expression of gene p. what pattern of inheritance is exhibited here? a. pleiotropy b. epistasis c. multiple alleles
Answers: 1
Biology, 22.06.2019 15:00
Which characteristic should describe all evidence collected by a scientist? true obvious objective subjective
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Biology, 22.06.2019 19:00
Under which of the following circumstances would natural selection not operate on an organism
Answers: 1
Fossil fuels such as oil and coal are considered nonrenewable resources. which of these would be a s...
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