Which of the following is (are) unique to animals? Which of the following is (are) unique to animals? the structural carbohydrate, chitin flagellated gametes heterotrophy nervous system signal conduction and muscular movement cells that have mitochondria

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?

Tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d

Which of the following describes what an activator an enhancer are