Font size
WorksheetsChapter 10 study
Total questions: 64
Worksheet time: 16hrs 46mins
The nuclear division that reduces the chromosome number from diploid to haploid is is called?
bivalent
Meiosis
Mitosis
Interphase
Paired chromosomes that have the same length and centromere position are called?
Homologous Chromosomes
Nucleic
Chromosomes
Nucleus
What is another term for Tetrad ?
haploid
Cell cycle
Chromosomes
Bivalent
In a plant's life cycle daughter cells of meiosis become?
Plant cycle
Haploid spores
homologous chromosomes
Daploid spores
A pair of homologous chromosomes that have synapsed is called a(n)?
Bivalent
Mitosis
Meiosis
sexual
Pairs of Chromosomes in which members of the pair have genes for the same traits are?
Chromosomes
diploid
Homologous Chromosomes
haploid
Meiosis occurs as a part of ___ reproduction with the resulting daughter cells having ___ # of the chromosomes.
(a)
Which of the following contributes to the genetic variation of a species?
Meiosis
homologous chromosomes
Mitosis
bivalent
During independent assortment, pairs of ______ line up at the metaphase plate and separate.
proteins
homologous chromosomes
chromosomes
chromatids
The daughter cells produced during meiosis of a plant's life cycle will eventually germinate to become a?
Protein
haploid
chromosome
diploid
What role does genetic variation play in a species?
help it dead
it helps it create
it helps evolves
help it synthesis
Meiosis and crossing-over increases the amount of genetic variation in a population. This is important because?
it enhances long-term survival of a species by providing genetic variations for natural selection to act on
it break down long-term survival of a species by providing genetic variations for natural selection to act on
it downgrades long-term survival of a species by providing genetic variations for natural selection to act on
it helps long-term survival of a species by providing genetic variations for natural selection to act on
During which phase of meiosis do sister chromatids separate and move to opposite poles?
Prophase 1
Telophase 1
Anaphase 2
Anaphase 1
Homologous chromosomes separate independently or in a random manner during independent?
assortment
phases
bacteria
growthn
What is the correct order of Meiotic Phases?
Prophase 1, Metaphase 1, Anaphase 1, Telophase 1, Prophase 2, Metaphase 2,
Anaphase 2,
Telophase 2
Prophase 1, Metaphase 1, Anaphase 1, Telophase 1, Prophase 1 Metaphase 2,
Anaphase 2,
Telophase 2
Prophase 1, Metaphase 2, Anaphase 1, Telophase 2, Prophase 2, Metaphase 2,
Anaphase 2,
Telophase 2
Prophase 1, Metaphase 1, Anaphase 1, Telophase 1, Prophase 2, Metaphase 3,
Anaphase 2,
Telophase 2
The exchange of genetic materials between nonsister chromatids of a bivalent during Meiosis I is called?
chromosomes
bivalent
crossing - over
prophase 1
What are the advantages of variation within a population
provides more genetic diversity
makes it grow faster
Increase the changes of survival in changing environments
Keep the population centered
Homologous pairs of chromosomes align independently at the equator during ______ I of Meiosis?
Prophase 1
Anaphase 1
Metaphase 1
Telophase 1
What stage is immediately prior to interkinesis?
Telophase 1
Anaphase 1
Metaphase 1
Prophase 1
The chromosomes of the bivalents separate and move to opposite poles during ______ of meiosis.
Metaphase 1
Anaphase 1
Telophase 1
Prophase 1
Sister chromatids are separated, and they travel to opposite poles of the cell during _____ II of meiosis
Prophase 2
Metaphase 2
Telophase 2
Anaphase 2
Homologous chromosomes are pulled toward opposite poles of the cell during?
Telophase
Prophase
Anaphase
Metaphase
Which event occurs in meiosis but NOT in mitosis?
Metaphase
Anaphase
crossing -over
telophase
______ occurs in all tissues of organisms while ______ only occurs during certain times in the reproductive organs of organisms.
(a)
The spindle disappears and interkinesis follows _____ I of meiosis I.
Telophase 1
Anaphase 1
Metaphase 1
Prophase 1
What is the common feature found in Metaphase, Metaphase I, and Metaphase II?
A metaphase plate
a plate
chromatids
chromosomes
interkinesis occurs after ______ and before ______ during meiosis.
(a)
The reproductive events that occur from one generation to the next generation is termed the life?
Bio cycle
life cycle
plant cycle
cell cycle
Which type of cellular division accounts for the greatest amount of genetic variation?
Life cycle
Mitosis
Meiosis
Chromosomes line up at the cell equator during which stages of cell division?
Metaphase, Metaphase 1, Metaphase 2
Anaphase, Anaphase 1, Anaphase 2
Telophase, Telophase 1, Telophase 2
Prophase, Prophase1, Prophase 2
What refers to the reproductive events from one generation to the next
Meiosis
The plant cycle
The cell cycle
The life cycle
The resulting gain or loss of chromosomes during meiosis is due to?
bivalent
nondisjunction
the life cycle
disjunction
The process of sperm production is
the cell cycle
Sperm life
sperm cells
spermatogenesis
In human males, spermatogenesis produces?
Spermatogenesis
Haploid sperm
Diploid sperm
spores
The condition in which an individual inherits only one copy of a chromosome is called
bivalent
quasomy
monosomy
trisomy
An individual that inherits three copies of a chromosomes has?
quasomy
Trisomy
Bivalent
monosomy
An additional copy of chromosome 21 in humans is known as?
tumor suppressor gene
tumor
cancer
Down syndrome
The failure of homologous chromosomes to separate during meiosis is called?
chromosomes
bivalent
disjunction
nondisjunction
Presence of a chromosome segment more than once on the same chromosome
new protein cells
Duplication
Sister chromatids
new chromosomes
Movement of one chromosome segment to another chromosome
Chromatids
Deletion
Inversion
Translocation
Breakage of a chromosome end
Deletion
Inversion
translocation
bivalent
If an egg that is missing a chromosome is fertilized by a normal sperm, the offspring has inherited
bivalent
trisomy
quamosy
monosomy
Occurs when a segment of chromosome turns 180 degrees.
sister chromatids
Inversion
translocation
bivalent
If a human egg with 24 chromosomes is fertilized by a normal sperm the result is
bivalent
trisomy
monosomy
quasomy
Division of nucleus somatic cells to make sex cells (gametes)
Mitosis
Meiosis
Anaphase 1
Telophase 1
Sex is needed ( male and female) ( eggs and sperm)
sexual reproduction
Asexual reproductin
Produces haploids ( gametes)
Anaphase 2
Mitosis
Meiosis
Anapphase 1
no sex needed; budding, no gametic variability fragmentation
Anaphase
asexual reproduction
sexual reproduction
Telophase
Gametes fuse in fertilization to form ?
Diploid pores
Diploid (2n) zygote
Haploid (2n) zygote
Haploid pores
What is the location on chromosomes called?
hiploids
diploids
Lucus
dislocation
Character in chromosomes is called
chrmatids
trait
gene
allele
Character traits in a chromosomes
gene
trait
Character trait
allele
What is the correct numbers of chromosomes called?
chromatids
bivalent
Euploidy
Aneuploidy
What are changed number in chromosomes called
Aneuploidy
euploidy
bivalent
translocation
Meiosis 1 contains what in which order ?
Interphase, prophase, metaphase, anaphase, telophase
prophase, metaphase
anaphase, telophase
Prophase, metaphase, anaphase , telophase
What happens during interphase in meiosis
the cells die off
DNA replication and Prep to divide
the cells divide and disappear
the cell grow and kill bacteria
What happens in prophase 1 (Meiosis 1)
nuclear envelope disappears
chromosomes condense
chromosomes line up tightly along their length forming a tetrad
crossing over occurs ( homologous chromosomes exchange peieces)
The chromosomes regenerate
What happens in metaphase 1 in Meiosis
Chromosomes die off and rebirth
Homologous chromosomes align in the middle
Homologous chromosomes separate
Chromosomes condense
What happens in Anaphase 1 in Meiosis ?
chromosome meet in the middle
chromosomes separate
homologous chromosomes condense
homologous chromosomes separate
What happens to Telophase 1 in Meiosis ?
Nuclear envelope reforms around, 2 sets of DNA
Nuclear envelope reforms around, 4 sets of DNA
The nuclear envelope dies off
the nuclear envelope condense bacteria
What happens in Prophase 2 in Meiosis ?
Nuclear Envelope dies off
Nuclear Envelope disappears
Chromosomes dies off
Chromosomes condense
What happens in Metaphase 2 during meiosis?
dies off
meets in middle
What do anaphase 2 do in meiosis
The sister chromatids separate
it end the cycle
the chromosomes meet in the middle
the chromosomes dies off
What happens in Telophase 2 in meiosis ?
it reforms without the envelope
The nuclear envelope dies off
The nuclear envelope reforms around 4 sets of DNA
