DNA ___ occurs, Chromosomes ___, ___ of complete DNA. DNA Replication is ___ and ___. Cells prepare for _ (cell division), grows more, proteins organize themselves into spindle fibers.

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Select the correct answer. 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 requires the use of energy and the of transport proteins to move a molecule across a cell membrane?

Name the tissue types that form the wall of each organ in questions 7-10