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A child is diagnosed with a rare genetic disorder. Neither parent has the disorder. Which statement BEST describes how the child might have inherited the disorder?
a) THe disorder is sex-linked and is carried by the father
b) The disorder is dominant and is carried by one parent
c) The disorder is recessive and is carried by both parents
d) The disorder is a genetic mutation.

How are mitosis and meiosis similar
a) Both have two cell divisions
b) Both require DNA replication
c) Both produce gametes
d) Both involve crossing over

During which phase of the cell cycle does most cell growth occur?
a) Cytokinesis
b) Interphases
c) Prophase
d) Mitosis

Why must DNA replication have to occur before a cell can divide by mitosis
a) To maintain the same number of chromosomes in the daughter cells as in the parent cells
b) To allow for crossing over
c) To produce double the number of chromosomes
d) TO produce half the number of chromosomes

Which process can occur in BOTH mitosis and meiosis
a) Fertilization
b) Independent Assortment
c) Gene Mutation
d) Crossing over

Which process initiates the passage of half of a parent's DNA to offspring
a) Meiosis
b) Mitosis
c) Fertilization
d) Differentiation

Which term BEST describes the movement of WATER through cell membranes?
a) Osmosis
b) Active Transport
c) Diffusion
d) Active Diffusion

Which organic molecule is used as a protective layer and creates the boundary around cells
a) Carbohydrates
b) Lipids
c) Nucleic Acid
d) proteins

Which organic molecule is used for SHORT-TERM energy
a) Carbohydrates
b) Proteins
c) Lipids
d) Nucleic Acid

What is the main source of energy
a) The sun
b) The moon
c) Plants
d) Earth

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