Genetics And Cell Biology

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| By Gdblt

Gdblt

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Quizzes Created: 1 | Total Attempts: 613

Questions: 12 | Attempts: 613 | Updated: Mar 19, 2023

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Test your brain with these fun questions! Mr. Haas's class! Hooray!

Questions and Answers

1.

What is the first stage of Mitosis, during which chromatin condenses into chromosomes and the nuclear envelope disappears?
- A.
  
  Telophase
- B.
  
  Anaphase
- C.
  
  Prophase
- D.
  
  Metaphase
- E.
  
  Yo mama.
Correct Answer
C. PropHase

Explanation
During prophase, chromatin condenses into chromosomes and the nuclear envelope disappears. This is the first stage of mitosis where the genetic material becomes more compact and visible under a microscope. The nuclear envelope breaks down, allowing the chromosomes to move freely within the cell. This stage prepares the cell for the subsequent stages of mitosis, where the chromosomes will align, separate, and eventually form two new nuclei in the daughter cells.

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1
0
2.

split apart the chromosomes.

Correct Answer
Spindle Fibers
spindle fibers
Spindle Fiber
spindle fiber
Your mom is a spindle fiber.

Explanation
The correct answer is "Spindle Fibers, spindle fibers, Spindle Fiber, spindle fiber, Your mom is a spindle fiber." This is because the question is asking for the correct answer, which is a list of different variations of the term "spindle fibers." The answer provided includes all the variations mentioned in the question, including capitalization and punctuation differences.

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4
3.

What is a Tetrad?
- A.
  
  The structure that is formed during Meiosis by two homologous chromosomes.
- B.
  
  The structure that is formed during Mitosis by two homologous chromosomes.
- C.
  
  The structure that is formed during Meiosis by two heterologous chromosomes.
- D.
  
  The structure that is formed during Meiosis by two homophobic chromosomes.
- E.
  
  Your mother.
Correct Answer
A. The structure that is formed during Meiosis by two homologous chromosomes.

Explanation
A tetrad is a structure that is formed during Meiosis by two homologous chromosomes. In Meiosis, homologous chromosomes pair up and exchange genetic material through a process called crossing over. This results in the formation of tetrads, which consist of two pairs of sister chromatids. Tetrads play a crucial role in genetic recombination and the production of genetically diverse gametes.

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4.

How many cells are formed at the end of Meiosis?

Correct Answer
four
4
Four
for
Your mom forms 4 cells.

Explanation
Meiosis is a type of cell division that results in the formation of four daughter cells, each containing half the number of chromosomes as the parent cell. Therefore, at the end of meiosis, four cells are formed. The answer options "four," "4," "Four," and "for" all correctly represent this fact. However, the response "Your mom forms 4 cells" is unrelated and not a valid explanation for the correct answer.

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1
4 0
5.

is when homologous chromosomes link up and trade their alleles.

Correct Answer
crossing-over
Crossing-Over
crossing over
Crossing Over
Your mom crosses over.
6.

What are the three types of mutations?
- A.
  
  Point, Frameshift, and Genetic
- B.
  
  Chrame, Shointpift, and Fromosomal
- C.
  
  Frame, Pointshift, and Somochromal
- D.
  
  Point, Frameshift, and Chromosomal
- E.
  
  Your mom.
Correct Answer
D. Point, Frameshift, and Chromosomal

Explanation
The answer "Point, Frameshift, and Chromosomal" is correct because these are indeed the three types of mutations. A point mutation is a change in a single nucleotide base pair in the DNA sequence. A frameshift mutation occurs when nucleotide bases are inserted or deleted, causing a shift in the reading frame of the genetic code. Chromosomal mutations involve changes in the structure or number of chromosomes, such as deletions, duplications, inversions, or translocations.

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7.

You receive alleles "aa" from your father and "AA" from your mother. Whose set of alleles is dominant?
- A.
  
  Your mom.
- B.
  
  Your dad.
- C.
  
  Your face.
- D.
  
  Mr. Haas.
Correct Answer
A. Your mom.

Explanation
In genetics, dominant alleles are expressed over recessive alleles. In this scenario, the allele "AA" from the mother is dominant because it contains two copies of the dominant allele, while the allele "aa" from the father is recessive. Therefore, the set of alleles from the mother is dominant.

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1
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8.

The expression of genes in an organism is the...

Correct Answer
phenotype
Phenotype
Yo mama is a phenotype.

Explanation
The correct answer for this question is "phenotype". In genetics, the phenotype refers to the observable characteristics or traits of an organism, which are determined by the expression of its genes. These characteristics can include physical traits, such as eye color or height, as well as behavioral or physiological traits. The term "phenotype" is used to describe the actual manifestation of the genetic information in an organism. The answer "Yo mama is a phenotype" is not a valid explanation and seems to be a joke response.

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9.

The genetic makeup of an organism is...
- A.
  
  Phenotype
- B.
  
  Genotype
- C.
  
  Chemotype
- D.
  
  Physeotype
- E.
  
  Yo mama wears too much genetic makeup.
Correct Answer
B. Genotype

Explanation
The genetic makeup of an organism refers to its genotype, which is the collection of genes and DNA sequences that determine its inherited traits. The genotype is responsible for the production of proteins and other molecules that ultimately result in the organism's phenotype, or observable characteristics. This includes physical traits, as well as physiological and behavioral traits. Therefore, the correct answer is "Genotype."

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10.

Define homozygous.
- A.
  
  Having two of the same alleles for one gene.
- B.
  
  Having two different alleles for one gene.
- C.
  
  Having two of the same genes for one allele.
- D.
  
  Your mom is homozygous.
Correct Answer
A. Having two of the same alleles for one gene.

Explanation
Homozygous refers to the condition where an individual has two identical alleles for a specific gene. This means that both copies of the gene, one inherited from each parent, are the same. In this case, the correct answer is "Having two of the same alleles for one gene." This definition accurately describes the concept of homozygosity and distinguishes it from having two different alleles for one gene or having two of the same genes for one allele, which are incorrect explanations. The statement "Your mom is homozygous" does not provide a clear explanation but rather gives an example.

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11.

A helps to determine the possible genotypes in the offspring of two parents.

Correct Answer
punnett square
Punnett Square
punett square
Punett square
Yo mama is a punnett square.

Explanation
A Punnett square is a tool used to determine the possible genotypes in the offspring of two parents. It is a grid-like diagram that helps to predict the genetic outcomes of a cross between two individuals. The Punnett square is widely used in genetics to understand inheritance patterns and to make predictions about the traits that offspring are likely to inherit from their parents.

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12.

What is an allele?
- A.
  
  The physical expression of genes in an organism.
- B.
  
  The different genes of a form.
- C.
  
  The different forms of a gene.
- D.
  
  The mutations in a nucleus.
- E.
  
  Your mother made a mighty fine allele.
Correct Answer
C. The different forms of a gene.

Explanation
An allele refers to the different forms of a gene. Genes are made up of DNA sequences, and each gene can have multiple variations or forms called alleles. These alleles can result in different traits or characteristics in an organism. For example, the gene for eye color can have alleles for blue, brown, or green eyes. Therefore, the correct answer is "The different forms of a gene."

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Current Version
Mar 19, 2023

Quiz Edited by
ProProfs Editorial Team
Jan 26, 2010

Quiz Created by
Gdblt

Genetics And Cell Biology

What is the first stage of Mitosis, during which chromatin condenses into chromosomes and the nuclear envelope disappears?

split apart the chromosomes.

What is a Tetrad?

How many cells are formed at the end of Meiosis?

is when homologous chromosomes link up and trade their alleles.

What are the three types of mutations?

You receive alleles "aa" from your father and "AA" from your mother. Whose set of alleles is dominant?

The expression of genes in an organism is the...

The genetic makeup of an organism is...

Define homozygous.

A helps to determine the possible genotypes in the offspring of two parents.

What is an allele?