Erwin chargaff studied the dna of organismswithin a single species. chargaff discovered thatthe amount of adenine is about equal to the amountof thymine. which of these explains why the ratioof adenine to thymine is nearly 1:1

What type of disorder will a male have if he had a recessive sex-linked disorder

Which of the following foods contains about 15 grams of carbohydrate? a. 2 cups of brown rice b. 1 cup of cooked corn c. a slice of bread d. 1 cup of cooked tomatoes e, 1/2 cup of dried fruit

Which is the most accurate representation of the organization levels of the genetic information in cells?

Which term describes the area of bedrock from which soil forms?

Use NaCI as an example and explain how it forms ions

What the surface temperature of the stars classify as white dwarfs be classified higheror lower than that of the stars classified as supergiants

Living animal cells, each with a salt concentration of 1%, are placed in a solution of 30% salt. Which of the following will occur? A.

The duck-billed platypus has 52 chromosomes in its body cells. When the platypus's body cells divide by mitosis, how many chromosomes will each daughter cell have?

What is a prokaryotes in biolog

Which of the following does not represent conditions believed by scientists to have been present on early Earth? A. An atmosphere thick with water vapor B. energy in the form of ultraviolet radiation C. extremely cold temperatures D.