CAMPBELL BIOLOGY IN FOCUS (LL)-W/MOD.MA
3rd Edition
ISBN: 9780135686065
Author: Urry
Publisher: PEARSON
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Chapter 13.2, Problem 3CC
MAKE CONNECTIONS What is the relationship between
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What structure do animal cells have, and that plant cells do not have, that aids in Mitosis? Explain.
a) nucleus
b) centriole
(c) spindle fibers
d) chromatids
MAKE CONNECTIONS Review Figure 12.16 on cell cyclecontrol. Would you expect MPF (maturation-promotingfactor) activity to remain steady during cleavage? Explain.
Review Concept 12.1 Cell Division. Match the term and its description. Each term can only be used once.
All the DNA in a cell is called its
[Choose]
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Material of chromosome, a complex of DNA ani protein is
referred as
sister chromatids
These nonreproductive cells or body cells are called
somatic cells
gametes
This duplicated chromosome attached along thcir lengths by centromere
cohesins. each contain two
cell division
This is the narrow "waist" of the duplicated chromosome
where the two sister chromatids are attached.
chromatin
genome
Chapter 13 Solutions
CAMPBELL BIOLOGY IN FOCUS (LL)-W/MOD.MA
Ch. 13.1 - Given a polynucleotide sequence such as GAATTC,...Ch. 13.1 - Prob. 2CCCh. 13.2 - What role does base pairing play in the...Ch. 13.2 - Make a table listing the functions of seven...Ch. 13.2 - MAKE CONNECTIONS What is the relationship between...Ch. 13.3 - Describe the structure of a nucleosome, the basic...Ch. 13.3 - What two properties, one structural and one...Ch. 13.4 - Prob. 1CCCh. 13.4 - DRAW IT One strand of a DNA molecule has the...Ch. 13.4 - Describe the role of complementary base pairing...
Ch. 13 - In his work with pneumonia-causing bacteria and...Ch. 13 - Prob. 2TYUCh. 13 - In analyzing the number of different bases in a...Ch. 13 - The elongation of the leading strand during DNA...Ch. 13 - Prob. 5TYUCh. 13 - Prob. 6TYUCh. 13 - Prob. 7TYUCh. 13 - Prob. 8TYUCh. 13 - Prob. 9TYUCh. 13 - MAKE CONNECTIONS Although the proteins that cause...Ch. 13 - Prob. 11TYUCh. 13 - FOCUS ON EVOLUTION Some bacteria may be able to...Ch. 13 - FOCUS ON ORGANIZATION The continuity of life is...Ch. 13 - Prob. 14TYU
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- VISUALIZE Sketch a roughly cuboidal cell preparing to divide. Indicate the orientation of the preprophase band and the site where the new cell walls of the daughter cells will form.arrow_forwardVISUALIZE Sketch a mitotic prophase chromosome and label sister chromatids, sister centromeres, and sister kinetochores.arrow_forwardNAME DATE MODELLING HUMAN MITOISIS ACTIVITY In SOMATIC CELLS INTERPHASE (G,→ s → G,) Cell membrane Nuclear membrane Nucleolus present Centrioles on one end of cell Chromatin-Stringy DNA Diploid cell 2n = What is happening to the chromatin during interphase? Draw a picture. PROPHASE Nuclear membrane is fragmented (broken) 46 double stranded chromosomes in nucleus Centrioles at opposite poles of cell Spindle fibres attached to centromeres Diploid cell 2n =arrow_forward
- Q6.9. The drug colchicine prevents the spindle's microtubules from forming or growing. What would happen in mitosis to a cell that was given colchicine throughout mitosis? a)The chromosomes would not condense. b)The nuclear envelope would not dissolve. c)The chromosomes would not line up for metaphase. D)The chromosomes would line up for metaphase but would not pull apart in anaphase.arrow_forwardAcross 11 |15.) process in which a 2n cell does through two successive divisions resulting in four nuclei each is now 1n 3 14 17 16.) the condition of having two sets of chromosomes per nucleus 9-1 10 18.) structure consisting mainly of 11 12 13 Down 14 Eytoplasm that forms and progressively deepens during cytokinesis of animal cells 15 16 17 18 19 10,) a pair of small cylindrical organelles lying at right angles to each lother near the nucleus inn the cytoplasm of animal cells 20 nt 2.arrow_forwardApply Evolutionary Thinking The genes and proteins involved in cell cycle regulation in prokaryotes and eukaryotes are very different. However, both types of organisms use similar molecular regulatory reactions to coordinate DNA synthesis with cell division. What does this observation mean from an evolutionary perspective?arrow_forward
- e Tools Add-ons Help Last edit was 4 days ago Background Layout Theme 4. Transition I r1 12 13 hi4 | 8 1 9 Name the phase for each description. Homologous chromosomes pair up and form tetrad- Spindle fibers move homologous chromosomes to opposite sides--- ---- Nuclear membrane reforms, cytoplasm divides, 4 daughter cells form--- Chromosomes line up along equator, not in homologous pairs (tetrad)--- Crossing over occurs- Chromatids separate- Homologs (tetrad) line up along the equator- Cytoplasm divides, 2 daughter cells are formed---arrow_forward2) Main component of the cell walls in plants: in fungi: bacteria: 3) What are the double-membrane bounded organelles in a cell? 4) A is the whole genetic material of an organism. Which organelles in cell have their own DNA? and Human Genome Project were created with in 1992, and completed in chromosomes and chromosomes beginning (year). 5) After the invention of by structure of biological cells has better understood. Firstly, he made observations on is used for the first time in his work. cells which were dead. The word 6) chromosome abnormalities (Trisomy21) is an example of human chromosomal disorder. Types of are 7) Order phases of cell cycle putting numbers in blue circles. is the longest phase in cell division. cells make up most of your body's tissues and organs, including skin, muscles, lungs, gut, and hair cells divide by 8) A- For each number, write their names on the right. B- Label the figure below similarly (fill in boxes). BBIX 1- 2- 3- 1 3 4 4-arrow_forwardI need help with a biology question, thanks Match the following: Chromosomes are visible under the microscope during __________. Replication of the DNA occurs in the _____________ phase of the cell cycle. Preparations for genome separation are made in the __________ phase. The first part of Interphase Two daughter cells are formed paired with............... (Cytokinesis, S-synthesis phase, G1-gap one phase, G2-gap two phase, M-mitosis)arrow_forward
- ?Q4/ Give main function of nucleusarrow_forwardAcross 18.) structure consisting mainly of microtubúles that provides the framework for chromosome movement during cell division 2. 3 14 15 17 19.) the stage of cell division in which the cytoplasm divides to fórm two daughter cells 18 9. 10 11 12 13 14 Down 15 16 17 10.) a pair of small cylindrical organelles lying at right angles to each other near the nucleus in the cytoplasm of animal cells 18 19 20 11.) positively, charged proteins around which DNA is packaged 14 ०botinn th Lronaatingarrow_forwardLab Prelab 1.4 Name: Define the following terms: Note: the definitions don't necessarily need to be long or even complete sentences as long as they are correct. Also some of these terms have different definitions depending on the source you choose. If you see multiple definitions, choose the one that makes the most sense to you. Chromosome: Sister chromatid: Gene: Genome: Genotype: Phenotype: Mitosis: Meiosis: Centromere: Centrosome: What is the difference between the diploid and haploid numbers of chromosomes?arrow_forward
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