1. What percentage of sperm cells carry an X chromosome? 2. What percentage of sperm cells carry a Y chromosome? 3. What percentage of egg cells carry an X chromosome? 4. How many chromosomes are shown on a normal human karyotype? 5. How can a karyotype be used to compare normal humans to those with chromosomal abnormalities​

answer; /// i believe that the correct answer is ( monophasic ); ethinyl estradiol- ethynodiol diacetate is a monophasic oral contraceptive agent; ///

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

b is dominant over the allele for the white fur.