What does heterozygous mean?
Unit 4 Review

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Science
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7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An organism is heterozygous when it has two different alleles for a specific gene, such as Rr.
2.
FLASHCARD QUESTION
Front
What does homozygous recessive mean?
Back
An organism is homozygous recessive when it has two identical recessive alleles for a specific gene, such as rr.
3.
FLASHCARD QUESTION
Front
What is mitosis?
Back
Mitosis is the process of cell division that results in two genetically identical daughter cells.
4.
FLASHCARD QUESTION
Front
What are the phases of mitosis?
Back
The main phases of mitosis are Prophase, Metaphase, Anaphase, and Telophase.
5.
FLASHCARD QUESTION
Front
What happens during Anaphase?
Back
During Anaphase, the sister chromatids are pulled apart to opposite ends of the cell.
6.
FLASHCARD QUESTION
Front
What happens during Telophase?
Back
During Telophase, the chromosomes begin to de-condense, and the nuclear envelope re-forms around each set of chromosomes.
7.
FLASHCARD QUESTION
Front
What is the role of Cytokinesis?
Back
Cytokinesis is the process that divides the cytoplasm of a parental cell into two daughter cells after mitosis.
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