Swedish neuroscientists Ivanka Savic and her colleagues (2010) report evidence that one’s gender identity as being male or being female and one’s sexual orientation (heterosexual, homosexual, or bisexual) can develop .

from 1 to 2 years of age

from 5 to 10 years of age

after the first 6 months of life

during the prenatal period

In familial hypercholesterolemia individuals homozygous for the allele causing the disorder completely lack receptors on liver cells that take up cholesterol from the blood stream. heterozygous have one-half the number of receptors while individuals homozygous for the normal allele are phenotypically normal. this is an example of a.epistasis b.complete dominance c. incomplete dominance d. codominance

If the nucleus of a cell was removed the cell wouldn’t be able to make proteins because

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.