WorksheetsCh 9 study
Total questions: 49
Worksheet time: 12hrs 1mins
Failure to control the cell cycle, resulting in uncontrolled cell growth is know as?
Interphase
Cell cycle
Phosphate
Cancer
The longest stage of the cell cycle, during which the cell preform it's usual functions is?
Interphase
Cell cycle
Cancer
Anaphase
The (a) is the set of stages from the time a cell divides until it divides again
What is the correct and order of stages for interphase ?
(a)
Elephants have twenty pairs of p53 genes which are _____ expression genes; humans only have one pair, making them more prone to cancer when compared to elephants
Anaphase
Strep throat
Tumor
Cancer
The repeating sequence of events in Eukaryotes that involves cell growth and cell division and includes stages G1, S, G2 and mitosis is called the
Telophase
Anaphase
Interphase
Cell cycle
What is the term for body cells ?
active cells
Somatic cells
Insomatic cells
Body cells
The cellular process that result in two identical nuclei is called
Mitosis
Meiosis
Interphase
Anaphase
What structure are attached to each other at a centromere?
Sister chromosomes
Chromosomes
Genes
Centrioles
What are cells called that have the full number (46) of each type of chromosomes are?
Telophase
Complete creation
diploid
triploid
What is responsible for packaging DNA into the Eukaryotic Chromosome ?
Sugars
Lipids
Histone Proteins
Proteins
During the cell cycle, which phase does the cell prepare for cell division?
Interphase
Nuclei
Anaphase
Telophase
What term is used for nuclear division?
Meiosis
Telophase
Mitosis
Interphase
A human cell will contain _ meters of DNA within the nucleus
(a)
What body cells DO NOT undergo Meiosis to become sperm or egg ?
Protein cells
Insomatic cells
Lipids
Somatic cells
What phase of mitosis condense chromatin and make chromosomes visible ?
Interphase
Prophase
Telophase
Anaphase
During what phase of mitosis do spindle fibers first attach to kinetochores and chromosomes ?
Prometaphase
Telophase
Anaphase
Interphase
What are the functions of mitosis ?
Create
Growth
Repair
divide
In Telophase, _________ completes the division of the cytoplasm
Somatic cells
Cancer cells
Tumor cells
cytokinesis
What characteristics does cells in prophase have?
Nuclear envelope fragments
movement of centrosomes away from each other
Thick and slimy cells
Bob like cells
What type of cloning use embryonic stem cells ?
Somatic
Insomatic
Reproductive
Therapeutic
What code for proteins promote the cell cycle and prevent apoptosis ?
Proto-oncogenes
Genes
Somatic genes
Chromatids
A pile of abnormal cancer cells growing in multiple layers is referred as a ?
Cancer cell
Tumor
Insomatic cell
Somatic cell
For normal growth and maintenance of body tissues, there needs to be a balance between signals that?
Phosphate to activate
promote and inhibit cell division
Divide the nuclei
Divide cells easily
What type of cloning uses stem cells to produce mature cell types?
Reproductive
Anaphase
Telophase
Therapeutic
What inhibits the cell cycle and promote apoptosis ?
Cancer
Protein
The cell cycle
Tumor suppressor genes
Which feature is the most important in regulation of the cell cycle?
Signals that tell the cell to grow and stop dividing
to tell the cells stop dividing
to tell the cells to grow
Mitosis
The normal genes that speeds up the cell cycle are called ?
tumors
Proto-oncogenes
Energy
binary fission
Binary fission is?
Asexual reproduction
Sexual reproduction
cancer
tumor
What organisms can reproduce asexually through cell division ?
Eurokaytic
Algae
Archaea
Bacteria
The irregularly shape region that contains the bacterial chromosomes is called?
Nucleoid
Chromatids
Chromosomes
Nucleus
Splitting of a prokaryotic cell into two identical daughter cells is called?
Cancer
Tumor
Proteins
Binary fission
Single-celled protists and fungi reproduce through?
sexual reproduction
Asexual reproduction
Mitosis
Meiosis
If have 46 chromosomes ?
Haploid
Diploid
Sex cell
Somatic cell
23 chromosomes ( 1 set) ?
Somatic cells
Diploid
Haploid
sex cells
Egg and sperm also known as gametes are what kind of cells?
Anaphase
Fixed cells
Somatic cells
sex cells
What makes new somatic cells and have the division of the nucleus ?
Mitosis
The cell cycle
cytokinesis
Meiosis
What are the mitosis steps and in order
Metaphase, Prophase, Telophase, Anaphase
Anaphase, Metaphase, Telophase, Prophase
Prophase, metaphase, anaphase, telophase
Telophase, Prophase, Metaphase, Anaphase
What phase does chromatids condense into chromosomes and the nuclear envelope disappears?
Prophase
Anaphase
metaphase
telophase
What phase do chromosomes align in the middle ?
Metaphase
Anaphase
Telophase
Interphase
What phase does chromosomes separate ( apart) and move to opposite polls of the cell ?
Prophase
Metaphase
Telophase
Anaphase
What stage does the nuclear envelope re-appears and pinches n-word around each set of DNA
Anaphase
Telophase
Prophase
Metaphase
When you start with 1 diploid cell and end with 2
Meiosis
Mitosis
Cytokinesis
Cell cyelce
What are the 2 major stages of the cell cycle
Mitotic
Metaphase
Anaphase
Interphase
What is the division of the nucleus and it's contents ?
Anaphase
Meiosis
Mitosis
Mitotic
After Mitosis and Cytokinesis, how many identical cells you have?
1
2
3
4
Dna condense into chromosomes during which stage?
prophase
interphase
cytokinesis
anaphase
long thin proteins wrapped around DNA
sugar
Histone
cell cylce
lipids
Damage by solar radiation can be repaired
True
False
