Unlike identical twins, fraternal twins

a. result from two eggs fertilized by different sperm.

b. result from the same fertilized egg.

c. are always the same sex.

d. are produced from two identical embryos

When is a conditional statement false? when p and q are both true. when p and q are both false. when p is true and q is false.?

How do you use a dichotomous key to discover the scientific name of an organism

Which is a benefit to using transplants instead of seeds to start your Phoenix vegetable garden?

A certain disorder is recessive and autosomal. Circle all of the types of people who have this disorder

If an albino (recessive) woman is married to a man with normal coloring and they have an albino child, what was the genotype of the man? a. homozygous dominant b. heterozygous c. homozygous recessive d. incomplete dominance

Is a rotting log biotic or abiotic?

Hat type of substances are commonly transported into cells by channel proteins

Who received profits from a corporation? A. The employee B. The company officials C. The managers D. The shareholders

An ecosystem includes a. only exotic factors b. only biotic factors c. biotic and abiotic factors d. only abiotic factors

13. What is the name and function of the main lymphatic tissue found in the intestines? A. Thymus gland: enables the conversion of immature lymphocytes into mature T cells B.