Scientific laws are used to describe natural events or relationships. Which scientific law explains why the gametes formed by an organism do NOT contain exactly the same alleles as alleles as the parent?
A) the law of conservation of matter
B) the law of independent assortment
C) the second law of thermodynamics
D) the law of conservation of energy
Ans: B) the law of independent assortment
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specific hormone is (are) the
a. type of blood supply they receive. b. proximity of the endocrine gland. c. presence of an appropriate receptor molecule. d. characteristics of their plasma membranes. e. presence of specific genes responsive to the hormone.
What is the function of gap junctions?
a. to allow plant cells to communicate with each other b. to allow ions and small molecules to pass between cells c. to give the cell its shape d. to seal the spaces between cells
Creutzfeldt-Jakob disease is caused by a
A) bacterium. B) prion. C) virus. D) viroid. E) fungus.
At a joint, the end of a skeletal muscle that is attached to the bone that moves is known as the origin
Indicate whether the statement is true or false