Which part of the brain is best associated with thinking and problem solving?
a. cerebral cortex
b. spinal cord
c. hypothalamus
d. midbrain
e. cerebellum
Answer: a. cerebral cortex
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DNA:DNA hybridization is a sensitive method for revealing subtle genetic differences because it measures the degree of sequence similarity between two genomes
Indicate whether the statement is true or false.
The dominant Huntington disease allele causes severe neural/brain damage at approximately age 40. A female whose mother has Huntington disease marries a male whose parents are normal. It is not known if the female has the disease. Keeping in mind that the disease allele is rare in the population, what is the probability that their firstborn will inherit the gene that causes Huntington disease?
A) 25% B) 50% C) 75% D) 100% E) 0%
Explain the process of biological magnification. Where in the food chain do humans fit in, and how might biological magnification affect us?
What will be an ideal response?
What leads to an individual having too many or two few chromosomes?
A) Crossing over B) Independent assortment C) Homologous recombination D) Nondisjunction