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WorksheetsChemical Basis of Life 1
Total questions: 15
Worksheet time: 7mins
DNA replication occurs the S phase of mitosis
true
false
Transcription involves copying of DNA into messenger RNA
false
true
Lipids are produced in Rough ER
true
false
active transport is a carrier-mediated process, requires ATP that moves substances across the cell membrane from regions of lower to a higher concentration against a concentration gradient
true
false
water soluble substances such as ions, can diffuse across the cell membrane only by passing directly through the phospholipid bilayer of the cell membrane
true
false
phosphate group in phospholipids are negatively charged. making the head polar and hydrophilic (T or F; water loving or water hating)
true; water hating
false; water loving
true; water loving
false; water hating
is cytoplasm an organelle?
no
yes
it is composed of a single layer of phospholipids interspersed with carbohydrates, proteins & cholesterol
(a)
which is not a cellular function
communication
absorption
organization
metabolism
none of the above
all living cells are multicellular organisms have a surrounding plasma membrane
false
true
how many cellular functions do we have?
6
7
5
3
lipids are found in
(a)
what comes first? translation or transcription?
transcription
translation
what does ATP mean?
(a)
what does Rough ER do?
produce protein
produce lipids
atp
