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B.1+2 Cell structure and transport, and cell division
Terms in this set (30)
__________ cells are complex and include all animal and plant cells
A prokaryote is...
A single-celled organism
The nucleus of a cell...
Contains the genetic material (DNA) and controls the activities of the cell
The mitochondria is where...
Aerobic respiration takes place
The cytoplasm is where...
Most chemical reactions occur, and it contains enzymes to control these reactions
The cell membrane...
Holds the cell together and controls what goes in and out
The ribosomes are where...
Proteins are made
The cell wall (only plants) is made of _______ to...
Cellulose, support the cell
The permanent vacuole contains ________
The chloroplasts are where...
Bacteria are _________ cells
Bacteria cells don't have a nucleus, instead they have...
A single circular strand of DNA
Bacteria cells don't have...
Chloroplasts or mitochondria
Image size/real size
Electron microscopes have a ________ resolution and a ____________ magnification
The process by which cells become specialised
Stem cells are...
Sperm cells have a _____ tail and and ______________ head
Adult stem cells are found in...
In plants stem cells are found in the...
Each human cell contains ____ pairs of chromosomes
Multicellular organisms use mitosis to...
Grow or replace cells
Mitosis produces __________ cells, meaning...
Daughter, they are identical to the parent cell
Before a cell divides, it...
Increases the amount of subcellular structures and duplicates its DNA
During mitosis, the chromosomes line up at the centre of the cell and are...
Pulled apart by spindle fibres
During the last stage of mitosis, the ________ and _______________ divide
Cytoplasm, cell membranes
The spreading out of particles from a high concentration to a low concentration
The movement of water through a partially permeable membrane from high WATER concentration to low WATER concentration
Active transport is...
The movement of material against the concentration gradient from an area of low concentration to an area of high concentration
Root hair cells use _________________ to take in __________ from the soil
Active transport, minerals
Sets with similar terms
B1- Cell structure and transport 3
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