Of the different sources of genetic variability which one produces the variation in the combinations of alleles on a single chromosome?

A) independent assortment
B) crossing over
C) random fertilization
D) mutation


B

Anatomy & Physiology

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The oropharyngeal and cloacal membranes, when opened, allow the _____ to open to the outside

A. liver B. skin C. lungs D. digestive tract E. ears

Anatomy & Physiology

What's the storage form of dietary fat?

a. triglycerides b. fatty acids c. glycogen d. glucagon e. ATP

Anatomy & Physiology

At what region of the neuron are action potentials first produced?

What will be an ideal response?

Anatomy & Physiology

If a friend is talking about someone she knows who lost his special senses, you would correct her when you hear her mention ________ because it is not a special sense

A) smell B) sight C) balance D) cold E) hearing

Anatomy & Physiology