How could a pregnant woman determine whether her child could be born with albinism? a. by determining the unborn child’s phenotype. b. by analyzing the sex-chromosome of the unborn child. c. by using a pedigree. d. none of the above.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.

Which individual below would be considered heterozygous? a.dd b.dd c.dd