Which is occurring during conjugation?
A. There is a change in the nucleotide sequence of a DNA molecule.
B. A bridge-like connection is created between bacterial cells for genetic material to
be transferred.
C. A bacterial cell takes DNA fragments from a dead cell and incorporates them into
their DNA molecule.
D. There is a transfer of DNA from bacterium to another by a virus.
Answers: 1
Biology, 22.06.2019 10:30, DEVlN6070
The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
Answers: 1
Biology, 22.06.2019 11:30, yarrito20011307
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
Which is occurring during conjugation?
A. There is a change in the nucleotide sequence of a DNA mol...
Mathematics, 07.07.2019 20:30
English, 07.07.2019 20:30