WorksheetsU1: Biology Review
Total questions: 41
Worksheet time: 21mins
main component of cell membrane?
lipids
carbs
nucleic acids
proteins
1 glycerol + 3 fatty acid tails
triglyceride
phospholipid
steroid
1 glycerol + 1 phosphate + 2 fatty acid tails
triglyceride
phospholipid
steroid
4 fused carbon rings
triglyceride
phospholipid
steroid
LDL cholesterol
good - helps make other steroids
bad - builds up and blocks blood vessels
HDL cholesterol
good - helps make other steroids
bad - builds up and blocks blood vessels
cholesterol
triglyceride
phospholipid
steroid
monosaccharide sugar present in RNA?
ribose
deoxyribose
glucose
fructose
start codon (methionine)
AUG
UAG
UGA
UAA
stop codons
AUG
UAG
UGA
UAA
fatty acid tail that has the max amount of hydrogens
saturated fat
unsaturated fat
fatty acid tail that is missing hydrogens so it has a double bond (=) present
saturated
unsaturated
breakdown of proteins due to exposure to abnormal temperature, pH, radiation, chemicals, etc.
denaturing
maturing
digesting
restructuring
break down of larger molecules into smaller molecules to release energy
catabolism
anabolism
using energy to build larger molecules by combining smaller molecules
catabolism
anabolism
NOT present in RNA
thymine
adenine
cytosine
guanine
enzymes _____ reactions
speed up
slow down
enzymes _____ activation energy
raise
lower
do not affect
cell organelle that digests cellular debris
lysosome
cell membrane
golgi apparatus
ribosome
cell organelle that is a spherical structure that contains genetic info
nucleus
cell membrane
vesicle
ribosome
cell organelle that helps with storage and transport
ER
golgi apparatus
vesicle
ribosome
cell organelle that produces ATP
nucleus
golgi apparatus
mitochondria
ribosome
cell organelle that is the site of protein synthesis
nucleus
golgi apparatus
mitochondria
ribosome
outer layer of cell that controls what enters & leaves the cell because it is selectively permeable
cell membrane
nucleus
golgi apparatus
endoplasmic reticulum
cells spend most of their time in this phase
interphase
prophase
metaphase
telophase
cytoplasm splits into two separate cells
cytokinesis
telophase
metaphase
anaphase
prepare phase where chromosomes condense
prophase
anaphase
metaphase
telophase
chromosomes line up in the middle
prophase
anaphase
metaphase
telophase
chromosomes are pulled away to opposite sides of the cell
prophase
anaphase
metaphase
telophase
two new nuclei form
prophase
anaphase
metaphase
telophase
somatic cells (body cells)
mitosis
meiosis
gametes (reproductive cells)
mitosis
meiosis
2 diploid daughter cells (46 chromosomes each)
mitosis
meiosis
4 haploid daughter cells (23 chromosomes each)
mitosis
meiosis
cell organelle that makes hormones & lipids, helps detox the cell, and stores Ca2+
smooth ER
rough ER
nucleus
ribosome
cell organelle that helps process and package proteins
golgi apparatus
smooth ER
nucleus
ribosome
major macromolecule that is best for short term energy
carbohydrate
lipid
protein
nucleic acid
specific lipid that is best for long term energy
triglyceride
phospholipid
steroid
lipids are best for short term energy
which major macromolecule is an enzyme?
protein
carbohydrate
nucleic acid
lipid
building block (monomer) of proteins?
amino acids
lipids
monosaccarides
steroids
substrates are used and changed during reactions but enzymes are not so they can be reused
true
false
