Mastering Biology
CHAPTER 8
1) DNA is found in structures called ______.
-chromosomes
2) A(n) ______ is an example of an organism that can reproduce asexually.
-amoeba
3)+++ Examine the figure below. Nucleosomes are made of ______.
- DNA wrapped around histone proteins
4)++ As shown in the following figure, plant cell cytokinesis differs from animal cell cytokinesis because
- Plant cells form a cell plate and animal cells do not
5)The chromosomes of eukaryotic cells are found in the _____
-Nucleus
6) Chromatin consists of _____
- DNA and protein
7) A duplicated chromosome consists of two ___
-sister chromatids
8) Sister chromatids are joined at the _
-centromere
9) Which of the following occurs during interphase?
- Chromosome duplication
10) The cell cycle results in the production of ______.
- two cells, each with the same amount of genetic material and the same genetic information
11) Which of the following occurs during prophase?
- The mitotic spindle begins to form
12) Which of the following is a stage of mitosis?
--telophase
13) The correct sequence of stages of mitosis is _____
- prophase, metaphase, anaphase, telophase
14) During metaphase ___
- chromosomes line up in the middle of the cell
15) Which of these events occurs during anaphase?
- Sister chromatids separate.
16) During telophase ___
- the events of prophase are reversed
17) A cell that completed the cell cycle without undergoing cytokinesis would __
- have two nuclei
18) Cytokinesis typically occurs during the ______ stage of mitosis.
- telophase
19) What is the difference between a benign and a malignant tumor?
- Benign tumors do not metastasize; malignant tumors do
20) Which of the following will help prevent cancer and increase survival?
- Seek early detection of tumors
21)+++ This diagram of the human life cycle shows that ______.
- meiosis produces haploid sperm and egg cells
22)+++ The following figure shows that ______
- meiosis results in the formation of four haploid daughter cells
23) The karyotype below
1) DNA is found in structures called ______.
-chromosomes
2) A(n) ______ is an example of an organism that can reproduce asexually.
-amoeba
3)+++ Examine the figure below. Nucleosomes are made of ______.
- DNA wrapped around histone proteins
4)++ As shown in the following figure, plant cell cytokinesis differs from animal cell cytokinesis because
- Plant cells form a cell plate and animal cells do not
5)The chromosomes of eukaryotic cells are found in the _____
-Nucleus
6) Chromatin consists of _____
- DNA and protein
7) A duplicated chromosome consists of two ___
-sister chromatids
8) Sister chromatids are joined at the _
-centromere
9) Which of the following occurs during interphase?
- Chromosome duplication
10) The cell cycle results in the production of ______.
- two cells, each with the same amount of genetic material and the same genetic information
11) Which of the following occurs during prophase?
- The mitotic spindle begins to form
12) Which of the following is a stage of mitosis?
--telophase
13) The correct sequence of stages of mitosis is _____
- prophase, metaphase, anaphase, telophase
14) During metaphase ___
- chromosomes line up in the middle of the cell
15) Which of these events occurs during anaphase?
- Sister chromatids separate.
16) During telophase ___
- the events of prophase are reversed
17) A cell that completed the cell cycle without undergoing cytokinesis would __
- have two nuclei
18) Cytokinesis typically occurs during the ______ stage of mitosis.
- telophase
19) What is the difference between a benign and a malignant tumor?
- Benign tumors do not metastasize; malignant tumors do
20) Which of the following will help prevent cancer and increase survival?
- Seek early detection of tumors
21)+++ This diagram of the human life cycle shows that ______.
- meiosis produces haploid sperm and egg cells
22)+++ The following figure shows that ______
- meiosis results in the formation of four haploid daughter cells
23) The karyotype below