Which materials preserve soft tissues in fossils? Check all that apply.

amber

minerals

permafrost

sediment

tar

If you take a dna sample from a newborn, would it match a dna sample from when the same person is 80?

Two glucose solutions of different concentrations are separated by a membrane. both the solvent (water) and the solute (glucose) can travel across this membrane. predict what will occur

Why is gel electrophoresis able to separate strands of DNA

Which of the following is the most cost effective source of energy?

Which type of receptor would you expect to be most abundant in the antennae of a moth? A) chemoreceptorsB) thermoreceptorsC) mechanoreceptorsD) electroreceptors

Which cell part contains directions for cell growth and reproduction? A. cell wall B. plasma membrane C. nucleus D. pores

Which of the following statements are incorrect? A. Stem vascular bundles in monocots are in a ring. B. Dicot roots are fibrous in structure. C. Pollen in monocots has one opening. D. Dicots have floral parts mostly in multiples of fours and fives.

In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats. The genetic information of plants differs from the genetic information of bacteria.

Explain the concept of same DNA in all body tissues

What happens in meiosis I that does not occur in meiosis II?