mitosis
How many times does PMAT happen in mitosis?
1 time.
How many daughter cells are produced in meiosis?
4
What is PTC paper?
paper with PTC on it
What is the role of the cell membrane?
The cell membrane acts as a barrier that selectively allows certain substances to enter and exit the cell
What does the mouth do?
It chews the food.
What is the purpose of mitosis?
The purpose of mitosis is to produce two genetically identical daughter cells from a single parent cell
What is the primary purpose of meiosis?
The primary purpose of meiosis is to produce gametes.
What causes the ability to taste PTC?
dominate tasting trait
What is the function of the nucleus?
The function of the nucleus in a cell is to act as the control center, storing and managing the cell's genetic material (DNA)
12 parts
What structure guides the movement of chromosomes?
mitotic spindle
When do sister chromatids separate during meiosis?
Sister chromatids separate during anaphase II of meiosis.
What does PTC paper determine?
PTC paper is used to test whether a person is a "taster", "non-taster", or somewhere in between.
What percent of a cells life is spent in Interphase?
90%
How does food move through your digestive tract?
Food moves through your GI tract by a process called peristalsis
What is the result of mitosis?
The result is two identical/daughter cells.
Is meiosis involved in sexual or asexual reproduction?
sexual reproduction
Why is PTC testing important?
PTC has been used as a tool to trace family lineages and population migration patterns
What are the main components of a cell?
The main components of a cell are the cell membrane (plasma membrane), cytoplasm, and nucleus.
What does the liver do to help with digestion?
It breaks apart sugar.
Are mitosis and meiosis constantly happening in the human body? If not, what triggers the process(es)?
meiosis only happens in the reproductive organs to produce sperm and egg cells, and is triggered by the onset of puberty and the need for gamete production.
What are the sperm and egg cells called?
Sperm and egg cells are both called gametes; the female gamete is the egg cell (ovum) and the male gamete is the sperm cell
What does PTC stand for?
Phenylthiocarbamide
What is the cytoplasm and what happens within it?
The cytoplasm is the jelly-like fluid that fills the inside of a cell
Where does most of the digestive system process take place?
the stomach