Vocab Review






Vocab Review I Vocab Review II The Cell Cycle I The Cell Cycle II Only Mitosis
Chromosome
What is the term for DNA and proteins that are condensed into an "X" structure during cell division?
What is a gene?

100 EC: What are different versions of a gene. For example, the gene for hair color may have versions for black hair, brown hair, blond hair, etc.
This is a sequence of DNA that codes for a protein, or trait, like hair color.
What is Interphase?
This phase of the cell cycle is considered the longest phase, where the cell is doing its normal activities like growing and making proteins.

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What is the M-phase?

(Mitotic Phase)
This phase of the cell cycle is where cellular division takes place (Mitosis & Cytokinesis).
What is Prophase?
This phase of mitosis is marked by the condensing of DNA into chromosomes and the breakdown of the nuclear membrane.

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What are sister chromatids?
Two of these identical structures make up a chromosome.
Microtubules
Spindle fibers are also known as what?
What is the S-phase?
DNA replication occurs during this subphase of Interphase.

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What is Mitosis?
This process is the division of the nucleus.
What is Anaphase?
This phase of mitosis is identified by the seperation of sister chromatids.

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What is the centromere?
This is the area where sister chromatids are connected to each other.

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What are homologous chromosomes?
These are two chromosomes that have the same genes, but may have different alleles.
What is G1?
This subphase of Interphase is where the cell first grows.

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What is Cytokinesis?
This process is the division of the cytoplasm.
What is Metaphase?

300 EC: What is the term for the plane that the chromosome line up on in Metaphase?
If you see chromosomes lined up at the center of the cell, you are observing a cell in this phase of mitosis.

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What is the kinetochore?
This is the protein structure where microtubles attach to sister chromatids.

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What are cleavage furrows?

400 EC: What is the structure that shows cytokinesis is beginning in plants?
One of the first signs that cytokinesis is occurring animal cells is the appearance of these two tiny indentions.
G0
If the cell is found to be unrepairable in the G1 and G2 checkpoints it programs itself for cell death. What phase of the cell cycle is considered "programmed cell death"?
What is PMAT?
This four letter acronym represents all of the stages of mitosis.
2

400 pt EC: How many chromosomes will each daughter cell have?
If a cell normally has 486 chromosomes, how many daughter cells will be produced at the end of mitosis?
What are centrosomes?

[centrioles]
These organelles are responsible for organizing microtubules.
What is a contractile ring?
This ring like structure made of the same proteins found in muscles contracts in animals cells to aid the process of cytokinesis.
What is duplicated DNA?
The G2 checkpoint is just like the G1 checkpoint in that the cell checks for damaged DNA and proper cell growth. Unlike the G1 checkpoint it also checks for this.
What is to replace dead, damaged, or lost cells?

Growth is often the purpose of cellular division. However, even when we stop growing we need our cells to divide in order to fulfill this very important need.
What is Telophase?

500 pt. EC: List 3 things that happen in this phase.
This phas of mitosis is essentially the opposite of Prophase.

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What is diploid?

1,000 pt EC:
1)What do we call cells that have only one copy of each chromosome?
2) Which cells are the only cells in the human body that are like this?
3) What process creates them?
These cells have two copies of each chromosome.

Biology - Cellular Division

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