What rule is used to join the free nucleotides to the exposed bases of the dna

How does crossing over increase genetic variation in organisms

What is the difference between selective breeding and genetically modified organisms?

In snapdragons, red flower color (R) is incompletely dominant to white (r), with heterozygous plants being pink. The broad-leaf allele (B) is incompletely dominant over narrow leaves (b), with the heterozygous plants having medium-width leaves.

How does the moon look

Mitochondria are organelles found in both plant and animal cells. These organelles are rod-shaped with cristae and highly folded inner membranes. Mitochondria are responsible for a. cellular respiration. b. waste disposal. c. transporting materials.

Ethanol is produced during what cycle or fermentation

Explain briefly why there is a limitation on how big a cell can be. Include in your explanation the relationship between a cell's size and its surface area and how this affects what the cell can do.

Which effect is most likely caused by nondisjunction during meiosis? A. an extra chromosome B. an increase in nuclei C. increased survival benefits from traits D. only two types of nitrogenous bases

A segment of dna that codes for rna and a protein is a

For older adults and previously inactive individuals, exercise intensity should fall closer to what percentage of the maximal heart rate?