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bảng tínhEOC Review: Genetics + Evolution
Total câu hỏi: 20
Worksheet time: 10mins
Which of the following is true about asexual and sexual reproduction?
asexual is slower than sexual
sexual only requires on parent
sexual produces genetic diversity
asexual produces genetic diversity
What stage of mitosis is depicted?
telophase because the cleavage furrow is forming
anaphase because sister chromatids are being pulled apart
metaphase because sister chromatids are lining up in the middle
cytokinesis becauase two new cells have been created
Which correctly orders the stages of cell division?
interphase, telophase, prophase, anaphase, metaphase, cytokinesis
interphase, prophase, telophase, anaphase, metaphase, cytokinesis
interphase, prophase, anaphase metaphase, telophase, cytokinesis
interphase, prophase, metaphase, anaphase, telophase, cytokinesis
Which is a difference between mitosis and meiosis?
mitosis is sexual, meiosis is asexual
mitosis has two divisions, meiosis has one division
mitosis produces genetically diverse cells, meiosis produces identical cells
mitosis produces diploid cells, meiosis produces haploid cells
Why does the following picture depict cancer cells?
Cells are turning sickle shaped
Cells are dividing uncontrollably
Cells are normal
Cell are exploding
The following genotype is...
BB
heterozygous dominant
homozygous recessive
heterozygous recessive
homozygous dominant
B = brown, b = blue
A homozygous recessive mom mates with a heterozygous father. What percentage will have the phenotype for blue eyes?
50%
100%
25%
75%
The following image depicts...
codominance because both traits equally show up
dominance because one trait wins over the other
incomplete dominance because the traits mix
What type of genetic disorder is shown?
sickle cell anemia
nondisjunction
Huntington's disease
achondroplasia (dwarfism)
What is the genotype of III-5?
homozygous dominant
heterozygous dominant
heterozygous recessive
homozygous recessive
Which is a difference between DNA and RNA?
DNA contains thymine, RNA contains uracil
DNA is single stranded, RNA is double stranded
DNA contains ribose, RNA contains deoxyribose
DNA is protein code, RNA is genetic code
Which process is depcited in the picture?
replication, DNA to DNA
transcription, DNA to RNA
translation, RNA to protein
What is the first step in DNA replication?
base pairing with DNA polymerase
unzipping the helix with helicase
priming the DNA with primase
putting everything together with ligase
What amino acid goes with the codon: CGU
Stop
Leu
Arg
Gly
What type of mutation is shown in the picture?
frameshift insertion
point substitution
chromosomal insertion
frameshift deletion
Which correctly matches these evidences of evolution?
left = analgous structures, right = vestigal structures
left = vestigal structures, right = analogous structures
left = homologous structures, right = analogous structures
left = homologous structures, right = vestigal structures
After the Industrial Revolution, light colored moths began to disappear, and dark colored moths started appearing more. What kind of natural selection occured?
stabilizing because an intermediate color survived
disruptive because both light and dark colors survived
no natural selection occured
directional because the color shifted in one direction
What type of speciation occurred to the birds in the picture?
allopatric (geographic)
behavioral
temporal
mechanical
According to the cladogram, which organisms have hair?
lamprey and shark
lynx and chimpanzee
human and newt
shark and human
Who invented the classification naming system known as binomial nomenclature?
Gregor Mendel
Charles Darwin
Carl Linneaus
Watson & Crick
