The movement of particles from an area of high concentration to an area of low concentration.
What is diffusion
100
the energy in food can only be released after it has been broken down by a chemical reaction called....
What is cellular respiration
100
The ability to grow new body parts is called....
What is regenertion
100
the last stage of mitosis when 2 daughter cells are about to be formed is called....
What is telophase
100
Some types of chemicals, radiation, inherited genetic factors, certain viruses are all examples of ....
What is carcinogens
200
plastic bag is an example of this kind of membrane
What is impermeable
200
what is the word equation for cellular respiration
What is
glucose + oxygen ---> carbon dioxide + water + energy
200
cell division is called....
What is mitosis
200
the first stage of mitosis when chromosomes start to thicken
What is prophase
200
Different cells have a different appearances and perform different jobs because cells are ________
What is specialized.
300
movement of water particles from an area of diluted solution to an area of concentrated solution
What is osmosis
300
What is the word equation for photosynthesis
What is
carbon dioxide + water + light energy ---> glucose + oxygen
300
just before cell division takes place, these dark threadlike substances thicken in appearance...what are they
What is chromosomes
300
the stage when the chromosomes split to the opposite ends of the cell
What is anaphase
300
These type of cells have long, branched fibres running from the main part of the cell, shaped to carry signals from one part of the body to another...what type of cells are they?
What is nerve cells
400
movement of sugar from an area of low concentration to an area of high concentration inside of the cell is an example of this kind of transport
What is active transport
400
cellular respiration occurs in this organelle
What is mitochondria
400
After cell division, 2 identical _______ are formed
What is daughter cells
400
the stage when the chromosomes line up in the middle of the cell
What is metaphase
400
These cells have a thin, disk-like shape to carry oxygen for example in the circulatory system. What are they?
What is red blood cells
500
the special passage way embedded in the cell membrane which allows specific substances to pass through is called.....
What is carrier protein
500
Cells need energy to do a number of things. What is one thing they need energy for...hint: to move things from an area of low to high concentration.
What is active transport
500
Why do cells divide?
What is to grow in size or to repair damaged cells
500
the stage where nothing seems to be happening, but it's an important stage, where the cell is preparing for the onset of mitosis
What is interphase
500
The ability to live in a variety of environments, grow very large, as well as the ability to obtain their energy from a wide variety of foods, are all advantages of what kind of organism?