Which statement describes the gametes that joined together to form this karyotype? A. The gametes formed normally, and then one chromosome was added when they joined together.

B. The gametes formed normally, and then one chromosome split apart when they joined together.

C. One gamete formed abnormally because a pair of homologous chromosomes failed to separate.

D. Both gametes formed abnormally because in each gamete, one pair of homologous chromosomes failed to separate.

When mendel crossed a true-breeding short plant with a true-breeding tall plant all the offspring were tall. which term describes the gene for tallnes?

The human genome project is devoted to mapping the general dna sequence of our species. this could lead to the development of new medicines, as well as the possibility of using gene therapy to treat certain diseases. however, there are some ethical issues surrounding the mapping of individual genomes. one concern is a) that your genes may change over time, making the project useless. b) that insurance companies could discriminate based on genetic make-up. c) that since this has never been done before, we should probably not do it now. d) that sequencing our individual genomes is so expensive, it is a counter-productive strategy.

Aplant may open end close its stomata to prevent excess water loss and maintain