If pine cones are placed in water, they close up. But they open up in warm and dry conditions. How do pine cones benefit from this characteristic?

Pseudohypertrophic muscular dystrophy is a disorder that causes gradual deterioration of the muscles. It is seen only in boys born to apparently normal parents and usually results in death in the early teens.

Place the following concepts in the correct order to explain how you can get shocked after walking across the floor and reaching out to touch a doorknob or other object.

A polyploid plant has more than two copies of each gene. true or false?

What is the protein process

This bonds to adenine (A) in DNA.

What do you know about an organisms parents if it is heterozygous for a certain trait? a. both parents supplied the same allele b. the parents had different traits c. the parents supplied different alleles d. the parents have the same traits

Which is not a reason that scientists use bacterial dna rather than human dna in biotechnology?

Which of these acts as a second messenger? which of these acts as a second messenger? cyclic amp g protein adenylyl kinase g-protein-linked receptor protein kinase?

Diane Dodd took one species of fruit flies split it into two groups. She raised one on maltose based food and the other on a starch based food for several generations (both are stressful and the populations took a long time to establish).

For finches on the Galapagos a significant change in big size can observed across the years Rapunzel rainfall orchestra how can the changes and finch beak size be attributed to evolution