What is the metric referance for mass and degree celsius
gram=mass
degree celsius=tempature
name the three most common bacteria and discribe their shapes
coccus-round
bacillus-rice like
sirllium-stringy texture
what are cells and state cell theory
cells=basic living units of life
cell theory-all organisms are composed of one or more cell, cell is basic living unit of organization and all cells areise from preexisting cells
what is a plasma membrane
boundry protecting cell and allowing substance to come in and out
everything inside plasma membrane that is not part of DNA region is called
cytoplasm
Which cells are animals and which are human
prokaryotic-bacteria
Eukaryotic-human
what is needed to be spotted on onion scale
cellwalll, cytoplasm and nucleus
Intracellular motion of movement of a cell where it seems one side gets bigger than the other side get smaller, it does this consistantly for movement and is called
cytoplasmic streaming
what will be the purpose of experiment 9.1
performa test to distinguish between 2 different carbohydrates and water.
explain how to seperate 2 carbohydrates and water
place drop of startch,glucose and distilled water in 3 diffrent depressions of the spot plate. add iodine solution to each
Define photosytheses
autotroph
heterotrophs
photosynthesis-process whch light energy converts inorganic compounds to organic substances with release of oxygen
Autotroph-Self feeding
Heterotrophs-rely directly or indirectly on autotroph. animals ex
what is Chlorophyll
photosynthetic pigment
what is a absorption spectrum
spectrum of light waves absorbed by paraticular pigment
what is the stroma
semifluid matrix
where are teh chloroplast pigment molecules located
surface of thylakoid disks
discribe the reactions
what happened when we put
Distilled water in water
15% Succrose in H2o
30%Succrose in water
Dh2c in 30% sucrose
Distiled water and water= no change
15% Succrose in H2o=increase
30% succrose in water=increase
Dh2c in 30% succrose=Decrease
what does the triangle signals for in the experiment