Which of the following is not a characteristic of a tetrad?

A. It exists only during meiosis I.

B. It contains two pairs of identical chromatids.

C. It contains a pair of homologous chromosomes.

D. It has only the haploid number of chromosomes.

Definition: This is the term for the elite warriors in Japan in the centuries before industrialization

A pharmaceutical company claims that it has developed a drug that will decrease the likelihood of seizures in patients with epilepsy. What should be done to insure that these claims are reliable? A.

Green algae such as Ulva demonstrate an alteration of generations. The diploid phase is called the

It is interesting that because all life on this planet uses information in the form of either DNA, RNA or both, and that the same bases can be used, and that the genetic code is almost always the same using three of those bases to code for one of

Which phrase best drscribes a chaparral

What are the steps of osmosis

What do directional selection and disruptive selection have in common?

How does biotechnology can increase or decrease variation

Why is there very little methane in Earth's atmosphere compared to the amount of carbon dioxide

Which process makes it possible for the major organs of the body to be formed by week 10 of human development