BIO 101 EXAM 1,2,3 AND FINAL NVCC (COMPLETE
COURSE)ACTUAL EXAM REAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS
Meisosis results in - ANSWER: 4 different haploid cells
The purpose of meiosis is to - ANSWER: produce gametes (eggs and sperm)
There are _____ Cell divisions in meisosis - ANSWER: 2
Meiosis occurs in the _______ - ANSWER: Ovary or testes
DNA replication occurs during ________ - ANSWER: Interphase 1
Recombination or 'crossing over' occurs in ________ - ANSWER: Prophase 1
Independent assortment of homologous chromosomes occurs in ________ -
ANSWER: Interphase 1
The DNA condenses, nuclear envelope disintegrates and centrioles move to opposite
poles, during ________ - ANSWER: Prophase 1 and Prophase 2
The homologous chromosomes pair up during - ANSWER: Prophase 1
Individual (single) chromosomes are arranged on the equator during ________ -
ANSWER: Metaphase 2
The sister chromatids seperate from each other during - ANSWER: Anaphase 2
The homologous chromosomes separate from each other during ________ -
ANSWER: Anaphase 1
New nuclei form and the spindle fibers disintegrate during ________ - ANSWER:
Telophase 1 and 2
Oogenesis occurs in the ________ - ANSWER: Ovaries
Spermatogenesis begins at ________ - ANSWER: puberty
Oogenesis ends at ________ - ANSWER: menopause
If fertilization occurs, the result of oogensis is - ANSWER: 1 egg, 2 polar bodies
Sperm are very large, mobile, and have a tail called a flagellum. True or False? -
ANSWER: True
, Eggs are very large, immobile and don't have a tail. True or False? - ANSWER: True
A woman can release (Ovulate) millions of eggs in her lifetime. True or False? -
ANSWER: False
Alleles are ________ - ANSWER: alternate forms of a gene
Mendel counted up ________ in pea plants - ANSWER: Phenotypes
Whether a trait is dominant or recessive is based on ________ - ANSWER: The
phenotype of the heterozygote
A Genotype that is homozygous means ________ - ANSWER: That each allele is the
same, ie, AA, aa, BB, bb.
When an individual has two different alleles, they are ________ - ANSWER:
Heterozygous
When an individual has two identical alleles, they are ________ - ANSWER:
Homozygous
The appearance of an individual is the ________ - ANSWER: Phenotype
A test cross is set up to determine: - ANSWER: The genotype of the dominant
individual
If one allele masks (hides) the expression of the other allele, the masked allele is
________ - ANSWER: Recessive
If a trait is equally as likely to be inherited by males as females, it is ________ -
ANSWER: autosomal
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism. The genotype of the child can be: - ANSWER: aa
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism. The genotype of the mother is: - ANSWER: Aa
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism.
The probability that their next child is a carrier (heterozygous) is: - ANSWER: 2/4
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism.
COURSE)ACTUAL EXAM REAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS
Meisosis results in - ANSWER: 4 different haploid cells
The purpose of meiosis is to - ANSWER: produce gametes (eggs and sperm)
There are _____ Cell divisions in meisosis - ANSWER: 2
Meiosis occurs in the _______ - ANSWER: Ovary or testes
DNA replication occurs during ________ - ANSWER: Interphase 1
Recombination or 'crossing over' occurs in ________ - ANSWER: Prophase 1
Independent assortment of homologous chromosomes occurs in ________ -
ANSWER: Interphase 1
The DNA condenses, nuclear envelope disintegrates and centrioles move to opposite
poles, during ________ - ANSWER: Prophase 1 and Prophase 2
The homologous chromosomes pair up during - ANSWER: Prophase 1
Individual (single) chromosomes are arranged on the equator during ________ -
ANSWER: Metaphase 2
The sister chromatids seperate from each other during - ANSWER: Anaphase 2
The homologous chromosomes separate from each other during ________ -
ANSWER: Anaphase 1
New nuclei form and the spindle fibers disintegrate during ________ - ANSWER:
Telophase 1 and 2
Oogenesis occurs in the ________ - ANSWER: Ovaries
Spermatogenesis begins at ________ - ANSWER: puberty
Oogenesis ends at ________ - ANSWER: menopause
If fertilization occurs, the result of oogensis is - ANSWER: 1 egg, 2 polar bodies
Sperm are very large, mobile, and have a tail called a flagellum. True or False? -
ANSWER: True
, Eggs are very large, immobile and don't have a tail. True or False? - ANSWER: True
A woman can release (Ovulate) millions of eggs in her lifetime. True or False? -
ANSWER: False
Alleles are ________ - ANSWER: alternate forms of a gene
Mendel counted up ________ in pea plants - ANSWER: Phenotypes
Whether a trait is dominant or recessive is based on ________ - ANSWER: The
phenotype of the heterozygote
A Genotype that is homozygous means ________ - ANSWER: That each allele is the
same, ie, AA, aa, BB, bb.
When an individual has two different alleles, they are ________ - ANSWER:
Heterozygous
When an individual has two identical alleles, they are ________ - ANSWER:
Homozygous
The appearance of an individual is the ________ - ANSWER: Phenotype
A test cross is set up to determine: - ANSWER: The genotype of the dominant
individual
If one allele masks (hides) the expression of the other allele, the masked allele is
________ - ANSWER: Recessive
If a trait is equally as likely to be inherited by males as females, it is ________ -
ANSWER: autosomal
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism. The genotype of the child can be: - ANSWER: aa
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism. The genotype of the mother is: - ANSWER: Aa
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism.
The probability that their next child is a carrier (heterozygous) is: - ANSWER: 2/4
Albinism is an autosomal recessive trait. A man and a woman who are both wild
type, have a child with albinism.
