Cocklebur will not flower if exposed to 8 hours of dark and 16 hours of light. It will flower if exposed to 16 hours of dark and 8 hours of light. However, if the 16 hours of dark is interrupted with a brief period of light the cocklebur will not flower. What triggers cocklebur to flower
Answers: 2
Biology, 22.06.2019 03:30
Which of the following typically characterizes a tropical rainforests
Answers: 1
Biology, 22.06.2019 10:00
What organ is the first to receive nutrients that have been absorbed from the digestive tract?
Answers: 1
Biology, 22.06.2019 13:10
Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow
Answers: 2
Biology, 22.06.2019 20:00
Whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.
Answers: 1
Cocklebur will not flower if exposed to 8 hours of dark and 16 hours of light. It will flower if exp...
Mathematics, 12.08.2020 14:01
Spanish, 12.08.2020 14:01
Biology, 12.08.2020 14:01
Geography, 12.08.2020 14:01