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Science, Cells, and Biomolecules Flashcards | StudBud
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Science, Cells, and Biomolecules
Science, Cells, and Biomolecules
29 terms
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review of first quarter of biology
Flashcards
29 cards
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Practice quiz
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Questions
29
Answers
1
A cell contains a nucleus, lysosomes, a cell membrane and cell wall. What is this cell?
A prokaryotic plant cell
A eukaryotic animal cell
A prokaryotic animal cell
A eukaryotic plant cell
2
Pictured (C
6
H
12
O
6
) is the most important carbohydrate in Biology. What's its common name?
Sucrose
Lactose
Glucose
Amylose
3
Which term best describe the process by which cells release substances from the cell?
pinocytosis
exocytosis
endocytosis
phagocytosis
4
This is the form of carbohydrate storage used in animals (usually in the muscles and liver).
Glycogen
Cellulose
Sucrose
Starch
5
Which of these best completes this concept map?
an animal cell
a prokaryotic cell
a plant cell
a virus
6
Lipids main function is as:
Enzyme action
Quick energy
Energy storage
Protein production
7
This is a comprehensive set of ideas explaining a phenomenon in nature.
Both
Scientific Law
Scientific Theory
8
Which macromolecule could be built from the monomer shown?
Nucleic Acid
Protein
Carbohydrate
Lipid
9
Which organelles help provide cells with energy?
mitochondria and chloroplasts
smooth endoplasmic reticulum
rough endoplasmic reticulum
Golgi apparatus and ribosomes
10
This polysaccharide is used by plants as a main component of their rigid cell wall.
Glycogen
Sucrose
cellulose
Starch
11
A scientific theory explains things that happen in nature.
False
True
12
Cells normally contain 70% water inside. If the outside solution has 60% water what happens?
the cell shrinks
the cell stays the same size
the cell will burst
the cell swells/grows
13
This category of macromolecules includes DNA & RNA, our genetic material.
Proteins
Carbohydrates
Lipids
Nucleic Acids
14
Which of the following statements about the nucleus is NOT true?
stores the coded instructions for making the cell’s proteins
contains a nucleolus region where ribosome assembly begins
surrounded by nuclear envelope that lets materials in + out
The nucleus is the site of protein assembly
15
This red blood cell is in a ___ solution
Hypotonic
Endocytosis
Hypertonic
Isotonic
16
Select the correct answer
it decreases the activation energy of the reaction.
it increases the activation energy of the product.
it does not affect the activation energy of the reaction
it increases the activation energy of the reaction
17
This describes what nature does under certain conditions.
Scientific Law
both
Scientific Theory
18
This category of macromolecules includes fats, waxes, and steroids
Proteins
Lipids
Nucleic Acids
Carbohydrates
19
Which type of macromolecule could be built from the monomer shown?
Carbohydrate
Protein
Lipid
Nucleic Acid
20
This describes how a process works under a given set of conditions with a mathematical formula.
Scientific Theory
Both
Scientific Law
21
Which of the following conclusions can be drawn from this graph?
enzyme’s activity is greater around pH of 8.0 than pH of 5.0
The optimum pH of the enzyme is 6.6.
The optimum pH of the enzyme is 5.8
enzyme’s activity continually increases from 5.0 to 9.0
22
A plant cell is placed in a HYPERTONIC soultion, what will most likely happen to the cell?
salt moves out of the cell causing it to shrink
water moves out of the cell causing it to shrink
water moves into the cell causing it to burst
salt moves into the cell causing it to burst
23
Scientific theories and laws CANNOT be modified
False
True
24
The building blocks of proteins are called:
Amino Acids
Nucleotides
Triglycerides
Monosaccharides
25
Looking at a cell under a microscope, you note that it is a prokaryote. How do you know?
The cell lacks genetic material
The cell lacks a cell membrane
The cell lacks cytoplasm
The cell lacks a nucleus
26
How would a muscle cell differ from other types of animal cells?
The muscle cell would have more mitochondria
The muscle cell would have a larger golgi apparatus
The muscle cell would have more endoplasmic reticulum
The muscle cell would have larger centrioles
27
The diffusion of water across a selectively permeable membrane is called
osmosis
diffusion
facilitated diffusion
active transport
28
Which structure makes proteins using coded instructions that come from the nucleus?
vacuole
ribosome
mitochondrion
Golgi apparatus
29
Select the correct answer
Cell 2 had a chloroplast and Cell 1 did not.
Cell 1 had a nucleus and Cell 2 did not.
Cell 2 had a cell membrane and Cell 1 did not
Cell 1 had a cell wall and Cell 2 did not.
