WorksheetsBiology Unit 4 review
Total questions: 26
Worksheet time: 13mins
List the stages of prophase in order
Prophase, Anaphase, Metaphase, Telophase
Prophase, Metaphase, Anaphase, Telophase
Telophase, Anaphase, Metaphase, Prophase
Anaphase, Prophase, Metaphase, Anaphase
Which of the following statements is NOT correct about mitosis in plant and animal cells?
Spindle fibers appear in both plant and animal cell mitosis
Asters are seen in animal but not plant cell mitosis
Cell furrowing occurs in animal but not plant cell mitosis
Centrioles are seen in animal but not plant cell mitosis
A cell plate is formed in animal cells but not in plant cells during cytokinesis
Which of the following cells, when combined, will result in a diploid fertilized egg?
sperm cell plus a polar body spermatid plus an egg cell
sperm cell plus a primary oocyte Selected
sperm cell plus an egg cell
spermatid plus a primary oocyte
spermatid plus an egg cell
Humans have a life cycle that requires two types of cell division: meiosis and mitosis
True
False
Cell cycle checkpoints are critical for ______
extending cytokinesis
preventing replication of chromosomes
encouraging cell growth
preventing cancer development
The diploid chromosome number for the house fly is 12. The haploid number of chromosomes found in their gametes would be ______
1
24
12
6
When does DNA replication occur in the cell cycle?
telophase
prophase
metaphase
interphase
Which structure within a cell brings about chromosomal movement?
mitochondria
spindle fibers
golgi apparatus
centromeres
During which stage will daughter chromosomes move toward opposite poles of the spindle?
Prophase
Metapahse
Anaphase
Telophase
Correctly sequence the stages of the life cycle of human beings, beginning with haploid egg and sperm
haploid egg + haploid sperm, diploid zygote, mitosis,diploid adult,meiosis, haploid gametes
haploid egg + haploid sperm, diploid zygote, meiosis, haploid gametes, mitosis, diploid adult
When homologous chromosomes come together and line up side by side in Prophase I, it is termed ______. (Choose the BEST answer).
meiosis
crossing-over
mitosis
synapsis
replication
Homologous chromosomes only pair with one another during meiosis.
true
false
Alternate forms of a gene having the same position on a pair of chromosomes and affecting the same trait are called ______
loci
chromatids
alleles
genotypes
mutations
The expected ratio for a monohybrid cross is _______
9:3:3:1
3:1
12:6:6:4
2:1
Which of the following terms refers to the alleles that the chromosomes carry that are responsible for a specific trait?
homologous
phenotype
genotype
linkage
Biologists conclude that all behavioral traits are partly inheritable and that genes exert their effects by acting together in complex combinations susceptible to ________.
environmental influences
genetic influences
number of chromosomes
allelic influences
For an autosomal recessive disorder to appear, inheritance of ___________ allele(s) is required
two recessive
two dominant
one dominant and one recessive
one recessive
According to Mendel, the genetic factors ______ during the formation of the gametes
express
disappear
duplicate many times
segregate
combine or fuse
The members of each allelic pair separate during _________
mitosis
meiosis
fertilization
hybridization
meiosis or mitosis
Independent ______ occurs because each pair of homologous chromosomes separate independently of the others
linkage
assortment
differentiation
conjugation
segregation
If any of the offspring of a two-trait testcross has a recessive phenotype, the parent with the dominant phenotype must be ______ for that trait
missing genes
homozygous recessive
dominant
homozygous
heterozygous
When a trait is governed by two or more sets of alleles, it is called _____ inheritance
incomplete
polyphenotypic
codominant
dihybrid
polygenic
ABO alleles determine the presence or absence of ______ on the red blood cells
hemoglobins
antibodies
antigens
plasma membranes
nuclei
A chart of a family's history with regard to a particular trait is called a ______
pedigree
linkage map
x-linked chart
inheritance chart
Genetic disorders, including Marfan syndrome are characterized by this inheritance pattern
autosomal dominant disorders
autosomal recessive disorders
x-linked disorders
____________ occurs when the heterozygote is intermediate between the two homozygotes
incomplete dominance
polygenic inheritance
multiple allele inheritance
codominance
