AP Biology Questions with CORRECT Answers

AP Biology Questions with CORRECT Answers

Question:
meiosis
Answer:
Cell division that produces reproductive cells in sexually reproducing organisms


Question:
haploid
Answer:
An organism or cell having only one complete set of chromosomes


Question:
diploid
Answer:
An organism or cell having two sets of chromosomes or twice the haploid number


Question:
crossing over
Answer:
the exchange of genes between homologous chromosomes, resulting in a mixture of
parental characteristics in offspring


Question:
Prophase 1
Answer:
Chromosomes become visible; nuclear envelope breaks down; crossing-over occurs


Question:
Independent assortment
Answer:
genes for different traits can segregate independently during the formation of gametes

, Question:
Anaphase 1
Answer:
homologous chromosomes separate and are pulled to opposite ends of the cell


Question:
Anaphase 2
Answer:
sister (individual) chromatids separate


Question:
gametes
Answer:
sex cells (made with meiosis)


Question:
centromere
Answer:
Area where the chromatids of a chromosome are attached (used to help count the
number of chromosomes)


Question:
nondisjunction
Answer:
Error in meiosis in which homologous chromosomes fail to separate = abnormal number
of chromosomes in daughter cells


Question:
Gregor Mendel
Answer:
"Father of Genetics"


Question:
recessive
Answer:
An allele that is masked when a dominant allele is present