what stage of mitosis is this

chromatids separate to become two separate chromosomes. fibres are pulled to opposite poles.

what is this an equation for

equation for?

3 stages of cellular respiration

HYPERtonic

HYPOtonic

lymphocyte

phospholipid bilayer is made up of phosphate, lipid molecules and glycerol

the nucleobases of rna are

The nucleobases of DNA are

an antigen is

live in fresh water (plant adaptation for osmoregulation)

live in well watered soil

live in dry conditions

live in salt water

the maintenance of constant osmotic pressure in the fluids of an organism by the control of water and salt concentration

The cell wall prevents a plant cell from bursting when in a _________ solution (clue: more water less salt)

the bodies ability to seek and maintain a condition of equilibrium or stability within its internal environment when dealing with external changes.

what type of feedback loop is this

Do Positive feeback groups amplify or stabilise

what is an erythrocyte?

energy derived from inorganic molecules

the magnifcation is 10 and the size of the cells on the slide are 2mm. what is the actual size of the object

double membrane bound organelles of varying shape

chloroplasts, chromoplasts and leucoplats are all examples of what?

a selectively permeable barrier that controls the movement of substances into and out of the cell

three main factors of diffusion

In _______, a semipermeable membrane is present, so only the solvent molecules are free to move to equalize concentration.

In ________, particles move from an area of higher concentration to one of lower concentration until equilibrium is reached.

all chemical reactions necessary for a cell to stay alive occur in its

build complex molecules from simpler molecules

break complex molecules into simpler molecules

what is the question mark pointing at

hypothalamus, thyroid and pituitary gland are all parts of what system?

________ produce and release different hormones that target specific things in the body.