Which of the following is least likely to produce genetic variation in the offspring of an individual?(1 point) a cross over event during meiosis that creates a new combination of alleles in the gametes

independent assortment of chromosomes during meiosis that creates a new combination of alleles in the gametes

a DNA replication error caused by DNA polymerase in a body cell of the individual

the random fertilization of an egg cell by a sperm cell during sexual reproduction

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.

What is the most important inorganic material for livings things? ! due tomorrow!

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.