Meiosis contributes to genetic variation due to which of the following characteristics of the process?
Homologous chromosomes move to opposite sides of the cell to form new nuclei.
Gametes that contain half the genetic information are formed.
O The process begins with one diploid cell containing two copies of each chromosome.
When homologous chromosomes split, sections of chromosomes can switch places.

What element does susan b. anthony include in this passage to strengthen her argument?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna. b) they study alleles that contain genes, which are chromosomes. c) they study chromosomes that contain genes, which are dna segments.