Meiosis & Genetics

Which best describes the process shown?

• mutation in which the DNA content of the gene is ltered

• segregation of sister chromatids

• condensation and segregation of the alleles

• crossing-over which alleles are exchanged

What is one advantage of sexual reproduction?

• offspring are identical to parents
• offspring are resistant to viruses
• offspring are born live, rather than from eggs
• offspring inherit a wider variety of genetic information

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

If a Homozygous red snapdragon and a Heterozygous pink snapdragon were crossed - what percentage of the offspring would be homozygous white?

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How many times in meiosis does the cell divided?

• 2
• 4
• 3
• 1

What phase is  shown in the picture?

• anaphase 1
• anaphase 2
• metaphase 1
• telophase 1

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NGSS.HS-LS1-4

When two haploid sex fuse together during fertilization they become ______________ 

• haploid cells
• meiosis
• mitochondria
• diploid cells

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NGSS.MS-LS3-2

The inherited combination of alleles is known as the offspring's

• heredity
• phenotype
• genotype
• redigree

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An organism's appearance is known as its

• heredity
• phenotype
• genotype
• pedigree

Tags

NGSS.HS-LS3-2

Sex cells are produced through the process of

• mitosis
• cytokinesis
• binary fission
• meiosis

Tags

NGSS.HS-LS3-2

The color purple (P) is dominant to the color white (p). According to the Punnett Square, what is the probability of an offspring being white?

• 0%

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-3