In which examples does a vitamin or mineral function as a cofactor?
A. Hydroxylase enzymes require vitamin C during collagen synthesis.
B. Calcitriol, a form of vitamin D, regulates calcium levels in blood.
C. Ribosomes require phenylalanine to construct proteins.
D. DNA polymerase requires zinc to replicate DNA.

Which type of neuroglia is found outside of the brain?

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.

28. how many linkage groups will be formed by homogametic organism with 28 chromosomes?