In an ___? Environmental the solute concentration is equal both inside and outside of the cell.

What enzyme is responsible for adding new bases during the semiconservative replication of DNA? a. RNA polymerase b. helicase C. ligase D. DNA polymerase

The need for a polymerase that wouldn't denature at high temperature. Obviously, organisms that live in hot springs and the like will have adapted enzymes that can survive at these temperatures.

Describe a short food chain in the ecosystem of your choice. (Make sure to include producers and at least two levels of consumers.)

Membrane proteins of hamster cells were marked with a blue dye and membrane proteins of human cells were marked with a green dye. what would be seen after the fusion of the cells?

Which statement best describes natural selection

If all copepods died

Darwin found fossils of marine organisms high in the andes mountains. what did this lead him to believe?

When constructing the dna molecule what did you notice about the the orientation if the two strnads

The Punnett square shows the possible genotypes of the offspring of two pea plants that are heterozygous for seed color. What is the genotype for each square? A: B: C: D:

According to frank-starling's law of the heart, the cardiac output is directly related to the: