2. the diagram shows a sequence of bases in a strand
eft to right, what is the sequence of bases in the complementary strand of
dna?
@ acttg
otgaac
© tguuc
@ ucttg

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. take for example the cells that line the digestive tract. these cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. what mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell

You sample a population of butterflies and find that 56% are heterozygous at a particular locus. what should be the frequency of the recessive allele in this population?

Which of the following best explains the changes in biodiversity shown in the graph?