Misc 1
How many chromosomes are in human body cells?
46
What are the 2 phases of the cell cycle?
Interphase and M phase (mitosis)
A cell has 15 chromosomes then undergoes mitosis. How many chromosomes will each daughter cell have?
15
List 2 risk factors of cancer that a person can control.
smoking, alcohol, unhealthy eating,
What type of asexual reproduction is illustrated on the board?
Budding
What part of the chromosome is the arrow pointing to?
Centromere
Cells spend the MOST time in which phase of the cell cycle?
Interphase
What phase of mitosis is drawn on the board?
Metaphase
Cancer cells have lost their ability to control ________
rate of division
How are injuries to heart muscle cells and spinal cord cells similar?
They are both very serious because the cells cannot divide and repair themselves.
What type of asexual reproduction is illustrated on the board?
Binary Fission
What process occurs in the S phase of interphase?
DNA replication
List the phases of mitosis in order.
Prophase, metaphase, anaphase, telophase.
List 2 risk factors for cancer that cannot be changed.
Age, family history, fair skin
Why are stem cells important?
Because they can turn into other types of cells.
Give 1 reason why large cells are not efficient.
Takes longer for nutrients entering cell to reach destination.
Takes longer for waste to leave cell.
What is apoptosis?
Programed cell death
Why does mitosis occur?
cell growth and repair
Anything a person does to lower their risk of developing cancer is called.....
Risk reduction
This is the process in which cells become specialized and take on a specific job.
Differentiation
As a cell becomes larger, which increases faster.....
Surface area or volume?
Volume
What is checked at the G1 checkpoint?
Is the cell large enough and healthy enough to go on to next phase
What is the difference between an animal cell and plant cell in cytokinesis?
Animal cell = cleavage furrow
plant cell = cell plate
A measurement of weight in relation to height is called...
BMI - Body mass index
What type of stem cell can turn into MOST other types of cells?
Pluripotent