DNA and all that Jazz
I am the brain or the control center of the cell. Who am I?
The nucleus
What is the system called that transports blood all throughout the body?
The circulatory system
Nerves are found....
all over the body
How many layers of skin do we have? What are they?
epidermis (outermost), the dermis (middle), and the hypodermis (deepest).
What is it called when cells make copies of themselves?
Cell division
I am group of very large molecules that is shaped like a ladder. What is my shape called?
Double Helix
In humans, blood cells make up this percentage of the blood volume. The other percent is the blood plasma.
What are the percentages of blood cells and blood plasma?
45% and 55%
What is the job of nerves in the body?
They connect and transmit signals to different parts of the body and brain.
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(IN A BRITISH ACCENT)
The basic unit of life in all living organisms is called a
The tightly wound bundle of genetic material that makes a copy of itself when the cell reproduces is called a____________________?
Chromosome
Blood Plasma is has a very important job. What is it?
Transport nutrients to various parts of the body.
The _________ _________ is a bundle of nerves that connects the brain to other bundles of nerves that are spread throughout the body.
Spinal Cord
What is the function of our bones?
It is a support system for our bodies and holds it upright.
The Mitochondria is often referred to as the ___________of the cell because they ________________
Mitochondria are often called the "powerhouse of the cell" because they are the main site of ATP production within the cell. ATP is the primary energy currency used by cells.
The rungs on a DNA ladder are made up of five different molecules called bases that pair up. There are two types of bases which are called _________ and ____________.
Pyrimidine bases or purine bases.
What is the job of platelets?
To help blood clot and make a scab (or plug).
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What is the job of a muscle?
To create movement by contracting and retracting.
Plants only contain a __________ __________ to provide support and structure to the plant.
Cell wall
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READY< SET<GO!!!!!!!!!!!!!!!!!
THe heart pumps blood through vessels to all over the body. As blood travels all over the body, it brings all the different parts of the body what they need. What do they need?
Oxygen, water and nutrients.
More specifically, food particles, vitamins and electrolytes.
There are 3 different types of nerve cells which do specific jobs. What do the cells do?
The nerves cells send messages to:
Brain to muscles to help them move
Detects light,sound, odor, taste, touch, heat etc
Cells that help control processes in your body that work automatically (heart beating, breathing, blinking, etc.)
What happens after platelets go to work? What is the next step of the healing process?
Parts of the skin cells help make new skin cells to fill in the gap.
The circulatory system promotes healing by:
*delivering blood with oxygen
* delivering nutrients to injury
* carrying away waste, germs or damaged cells