Cells
What is the function of a vacuole?
To store water and nutrients
Why does a sperm cell have a tail?
To help it swim to it's destination
What is the letter sequence for mitosis?
IPMATC
What are the bottom parts of the heart called?
Atria
What is the other name for the windpipe?
The trachea
Which type of cell has chloroplasts?
Plant cells only
Why does a red blood cell have no nucleus
to make more space to carry oxygen
What is the name of the mitosis phase that starts with P?
Prophase
What are the bottom parts of the heart called?
Ventricles
What gas do we breathe in, and what gas do we breath out?
Oxygen in, CO2 Out
What do mitochondria do?
Produce energy
It is long OR it has lots of branches to reach more cells
Why would children be undergoing more mitosis than adults?
Because they are growing and need more new cells than adults
Capillaries have to exchange molecules with parts of the body. What feature helps them do this?
Thin walls
Why is the trachea supported by cartilage rings?
To make sure it stays open and we can breathe
What is the name of the jelly like substance inside of a cell?
Cytoplasm
A cilliated cell has lots of hairs to sweep out dirt and bacteria. Where would these cells be located?
Lungs, throat, nose
Anaphase
Arteries are thick walled and muscular. Why?
Because they need to withstand the high pressure of blood being sent to the body from the heart
Why are the alveoli shaped like grapes?
To increase the surface area we can exchange gases with
What are two differences between a cell wall and a cell membrane?
1. Cell membrane is for letting things in an out, cell wall is for structure
2. Cell membrane is in both plants and animal cells, cell wall is only plants
Why does a muscle cell need lots of mitochondria?
Because muscle cell need lots of energy and mitochondria produce energy
Name all the phases in order.
IPMATC
Interphase
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
The left ventricle is more muscular than the right ventricle. Why?
Why would running make you need to breathe more and your heart beat faster?
Because you are using more energy, and therefore need to breathe in for oxygen to give to your cells, which need to be transported quickly by the heart beating fast.