CYTOGEN (QUIZ) Flashcards
A karyotype is a visual profile of stained chromosomes. A karyogram is a complete set of chromosomes of an individual.
A. 1st statement is correct, 2nd statement is incorrect
B. Both statement are correct
C. Both statements are wrong
D. 1st statement is incorrect, 2nd statement is correct.
C
True or False:
E. coli is the only prokaryote with a single linear chromosome.
False
In Karyotyping, chromosomes are analyzed during:
A. Prophase
B. Metaphase
C. Anaphase
D. Telophase
B
True or False:
In its diffused state, chromosomes are termed as chromatids.
False
What stain is used in NOR staining?
A. Giemsa
B. Leishman
C. Silver
D. Gram Stain
C
True or False:
Prokaryotes have circular chromosomes.
True
True or False.
Circular chromosomes are found in the nucleoid region.
True
FISH applications are the following EXCEPT:
A. Detecting DNA sequences
B. Locating DNA sequences
C. Deleting DNA sequences
D. None of the above
C
Cytogenetic technique used to detect whether genes for a mutation are turned on or off:
A. FISH
B. DNA Microarray Analysis
C. Karyotyping
D. None of the above
B
True or False:
Interphase is the time when cells start to divide.
FALSE
True or false:
During Anaphase, chromosomes are arranged at the cell’s equatorial plate.
FALSE
Amino acids : proteins ; ﹏ : DNA
A. Saccharides
B. Triglycerides
C. Nucleotides
D. Others
C
Determine the Mitotic phase:
Nuclear envelope starts to disintegrate and spindle fibers form.
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Prophase
Determine the Mitotic phase:
Chromosomes are aligned at the equatorial plate.
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Metaphase
Determine the Mitotic phase:
Two new daughter cells are formed.
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Cytokinesis
Determine the Mitotic phase:
Formation of cleavage furrow
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Telophase
Determine the phase during Interphase:
Cell goes in time out. Performs normal functions but does not divide.
G1
G0
G2
S phase
M phase
G0
Determine the phase during Interphase:
Cell enters do not disturb mode and makes a copy of your genetic material.
G1
G0
G2
S phase
M phase
S phase
Determine the phase during Interphase:
Cell balloons in size and synthesizes molecules like protein, lipids, and carbohydrates.
G1
G0
G2
S phase
M phase
G1
Determine the phase during Interphase:
Cell adds finishing touches and gets ready to divide.
G1
G0
G2
S phase
M phase
G2
Lipid Synthesis:
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
SER
encapsulates the cell’s genetic material:
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Nucleus
Energy extraction
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Mitochondria
Dismantles Debris
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Lysosome
Detoxification:
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Peroxisome
Protein Synthesis:
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
RER
Give shape and rigidity to the cell
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Cell wall
Processes secretions
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Golgi apparatus
Site of ribosome synthesis
Nucleus
Nucleolus
Cytoplasm
Cell wall
RER
SER
Golgi Apparatus
Lysozome
Lysosome
Peroxisome
Mitochondria
Endosome
Exosome
Nucleolus
Who was the first animal to be cloned ?
Diego the Sheep
Dorothy the Sheep
Digong the Sheep
Dolly the Sheep
Dolly the Sheep
True or False:
Gregor Mendel’s experiments reinforced the Theory of Blending.
False
When a sperm cell and an egg cell meet, the resulting zygote will contain how many chromosomes?
46 pairs
36 pairs
23 pairs
26 pairs
23 pairs
Determine the Mitotic phase:
Spindles disassemble, nuclear membrane reappears, cleaving of the cell occurs
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Telophase/Cytokinesis
Frederick Sanger had a multitude of contributions to Genetics. In one of his experiments, he discovered the amino sequence of what compound in the human body?
glucagon
somatostatin
phenylalanine
glucose
insulin
insulin
Rosalind Franklin has long been obscured when it comes to her contributions in the determination of DNA’s structure. What scientific proof did she provide that aided in the discovery of DNA’s double-helix structure?
Photo 31
Photo 41
Photo 51
Photo 61
Photo 51
Case study:
A black-haired mother and a black-haired father have triplets, with 2 having black hair and 1 having ginger hair. Why does that 1 child have ginger hair instead of black hair?
The child with ginger hair was swapped during birth.
The mother has an affair with a ginger-haired man.
The father had an affair with a ginger-haired woman.
The ginger-haired child has a condition that causes a change in his/her hair color.
The ginger-haired child inherited 2 recessive alleles.
The ginger-haired child inherited a dominant allele.
The ginger-haired child inherited 2 recessive alleles.
In the case study above, what could be the possible genotype of the mother?
Black hair
Ginger hair
BB
Bb
bb
None of the above
Bb
In the case study above, what could be the possible genotype of the father
BB
Bb
bb
Black hair
Ginger hair
None of the above
Bb
In the case study above, what could be the possible genotype of the ginger-haired child?
BB
bb
Bb
None of the above
Black hair
Ginger hair
bb
How many chromosomes does a person have?
26 pairs
46 pairs
23 pairs
56 pairs
23 pairs
How many chromosomes do somatic (body) cells have?
23
23 pairs
46 pairs
26
26 pairs
23 pairs
How many chromosomes do gametes (sex) cells have?
23
23 pairs
46
46 pairs
26
26 pairs
23
What is the correct arrangement from largest to smallest:
Chromosome<DNA<Nucleotides<Gene
Chromosome<Gene<DNA<Nucleotides
Chromosome<Nucleotide<Gene<DNA
Chromosome<DNA<Gene<Nucleotide
Chromosome<DNA<Gene<Nucleotide
What is the correct arrangement from smallest to largest:
Nucleotide<DNA<Gene<Chromosome
Nucleotide<Chromosome<Gene<DNA
Nucleotide<Gene<DNA<Chromosome
DNA<Chromosome<Gene<Nucleotide
Nucleotide<Gene<DNA<Chromosome
In meiosis, this is when two non-sister chromatids exchange genetic material.
Chromatid exchange
Synapsis
Genetic Barter
Genetic cross
Crossing over
Crossing over
True or False:
In oogenesis, 4 ova (egg cells) are produced.
False
True or False:
Spermatogenesis produces 1 viable sperm is and 3 polar bodies.
False
What compound helps regulate the cell cycle?
Inhibins
Statins
Check cells
Proteins
Defensins
Proteins
True or False:
During Cytokinesis in Meiosis, 4 identical haploid cells are produced.
False