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.

Main function of mitochondria in animal cell

Some fishing boats now use streamers to reduce bird bycatch. What are the pros and cons of this method? A. It is cost-effective, but it rarely protects wildlife. B. Less bait is lost, but they have not been adopted for use in all countries. C.

What are the possible offspring outcomes if Parent 1, Tt, crosses with Parent 2, tt? TT, tt Tt, tt, All tt

Which mineral will NOT scratch quartz? A. talc B. topaz C. diamond D. corundum

At the start of A Midsummer Night's Dream, why can't Hermia marry Lysander? A. She is in love with Demetrius. B. Lysander does not love her. C. Her father does not approve of Lysander. D. The Duke of Athens has banished Lysander.

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.