after absorption, the larger fats and fat-soluble vitamins are first released into which transport system

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

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

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.