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Semester 1 Final Review Flashcards | StudBud
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Semester 1 Final Review
Semester 1 Final Review
31 terms
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scientific method, photosynthesis, energy synthesis, cellular respiration, macromolecules
Flashcards
31 cards
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Answers
1
A dog’s liver has 70 chromosomes. How many chromosomes would you expect in the dog’s gametes?
25
70
45
35
2
What is it called when the flow into and out of a cell is balanced?
isotonic
hypertonic
hypotonic
lysed
3
What are the “powerhouses” of a cell that releases energy from foods?
mitochondria
nucleus
hydrogen bonds
microtubule
4
What are amino acids?
The building blocks of nucleic acids
he building blocks of lipids
The building blocks of carbohydrates
The building blocks of proteins
5
Humans have ______ chromosomes in the nucleus of their sex cells.
46
64
22
23
6
List two organelles that you would find in a plant cell but NOT an animal cell.
cell wall and nucleolus
mitochondria & chloroplast
cell wall & chloroplast
cell wall & chromosome
7
Which piece of equipment helped to launch the study of life at the cellular level?
light microscope
electron microscope
radio microsocpe
8
Which structures push and pull the chromosomes into place during cell division?
chromatid
magnets
centromeres
spindle fibers
9
What are membrane—bound spaces that store water and other substances within a cell?
vacuole
nucleus
chloroplast
pocket
10
What is the diffusion of water through a cell membrane called -----
osmosis
water running
active transport
facilitated diffusion
11
The failure of chromosomes to separate properly is called _____
junction
disjunction
cros-over
nondisjunction
12
What type of solution is it when the red blood cells swell because the flow is into the cells?
isotonic
hypertonic
lysed
hypotonic
13
In what cell organelle does cellular respiration take place?
mitochondria
endoplasmic reticulum
golgi aparatus
chloroplast
14
What is it called when the rbc cells shrink up because material is leaving the cell?
isotonic
swollen
hypertonic
hypotonic
15
The sex chromosomes for a normal female fruit fly or human
XY
YY
XXY
XX
16
The area where the sister chromatids are attached to each other is called the _____.
century
spindle fibers
centriole
centromere
17
If you are conducting an experiment it is necessary to compare the results with the _________
independent variable
constant
dependent variable
control
18
Which macromolecules make up the plasma membrane of plant and animal cells?
lipids & proteins
proteins and nucleic acids
carbohydrates & proteins
lipids & carbohydrates
19
What is a product?
an answer to a math problem
something you make
Substances that are produced by a chemical reaction
something you buy from Amazon
20
Milk of magnesium is used to treat “acid stomach”. What do you think the pH might be close to?
7
2
5
10
21
Particles that are too large to go out of a cell through protein channels in the cell membrane
crenate
exocytosis
endocytosis
cytokinesis
22
What type of cell (prokaryote or eukaryote) has organelles like Golgi apparatus)?
prokaryote
eukaryote
23
How do enzymes find their substrates?
GPS
magnets
it listens very carefully
a definite 3-D shape
24
What is the primary function of a lipid macromolecule?
Store energy
Insulate
all of these
Make up cell membranes
25
An experiment on whether temperature effects heart rate, what is the dependent variable?
temperature
pressure
heart rate
color
26
If the body cell of an organism has 28 chromosomes, its haploid (n) number is ______.
28
14
46
23
27
In what phase do chromosomes line up in a single row along the equator of a cell?
interphase
metaphase
anaphase
telophase
28
What term is used to describe the division of the cytoplasm and cell organelles?
cytokinesis
prophase
anaphase
telophase
29
An experiment on whether temperature effects heart rate, what is the independent variable?
temperature
magnitism
heart rate
pressure
30
What is an example of two-parent reproduction?
asexual reproduction
binary fission
sexual reproduction
mitosis
31
What structure manages the overall functions of a eukaryotic cell?
chloroplast
nucleus
mitochondria
vacuole
