Biology EOC Review

Front

What is a point mutation?

Back

A point mutation is a change in a single nucleotide in the DNA sequence, which can lead to changes in the protein produced.

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What is a deletion mutation?

Back

A deletion mutation is a type of mutation where one or more nucleotides are removed from the DNA sequence, potentially causing a frameshift in the reading frame.

Front

What is a frameshift mutation?

Back

A frameshift mutation occurs when nucleotides are added or deleted from the DNA sequence, altering the reading frame and potentially changing the entire protein.

Front

What is meiosis?

Back

Meiosis is a type of cell division that reduces the chromosome number by half, producing four genetically diverse gametes.

Front

What is the significance of genetic variation in species survival?

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Genetic variation increases a population's ability to adapt to changing environments and resist diseases.

Front

What are limiting factors in an ecosystem?

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Limiting factors are environmental conditions that restrict the growth, abundance, or distribution of organisms in an ecosystem.

Front

What is the role of mitochondria in muscle cells?

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Mitochondria are the powerhouse of the cell, providing energy through ATP production, which is crucial for muscle contraction.

Front

What is the difference between mitosis and meiosis?

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Mitosis results in two identical daughter cells, while meiosis produces four genetically diverse gametes.

Front

What is the process of glycolysis?

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Glycolysis is the metabolic pathway that converts glucose into pyruvate, producing ATP and NADH in the process.

Front

What is genetic mapping?

Back

Genetic mapping is the process of determining the location and chemical sequence of genes on a chromosome.