stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Science Unit 2 Exam Flashcards | StudBud
Explore
/
Science Unit 2 Exam
Science Unit 2 Exam
20 terms
·
StudBud Administration
·
318 plays
Cell Biology
Flashcards
20 cards
F
Practice quiz
P
Host live
L
Questions
20
Answers
1
Which of the 5 Kingdoms has only organisms that are single-celled?
Moneran/bacteria
Plant
Protista
Fungi
2
How many nitrogen bases
(not pairs)
are found in a molecule of DNA?
4
3
2
8
3
Which structure do both plant and animal cells have?
ribosome
chloroplast
chlorophyll
cell wall
4
What is the term used to describe the shape of a DNA molecule?
circular
staircase
rectangle
double helix
5
Which cell organelle’s job is to let substances in and out of the cell?
cell wall
cell membrane
nucleus
lysosomes
6
What scientist discovered and named cells?
Schleiden
Schwann
Hooke
Virchow
7
When classifying organisms, which kingdom would a giraffe belong to?
Moneran
Fungi
Plant
Animal
8
A ______ is a small section of DNA.
gene
nucleic acid
chromosome
double helix
9
What nitrogen base pairs up with
Guanine
?
Thymine
Cytosine
Adenine
Urasil
10
What is the function of a vacuole?
provide the cell with energy
store food/waste
digest food & waste
make proteins
11
Cells:
all of the above
come from pre-existing cells.
have different shapes and functions.
are the basic unit of all living things.
12
Which organelle is the most numerous in a cell?
endoplasmic reticulum
ribosomes
mitochondria
golgi bodies
13
Which of the following scientists played a major role in how we understand cells today?
Hooke
Virchow
Schleiden
Schwann
14
In what part of a cell is DNA located?
lysosomes
vacuoles
chloroplast
nucleus
15
Which nitrogen base does
Adenine
pair up with in a DNA molecule?
Thymine
Guanine
Cytosine
16
Which idea is
not
a principle of the cell theory?
all cells come from pre-existing, living cells
all living things are made up of cells
no organism can be one cell big
cells are the basic unit of life
17
Which of the following portions of classification is in the correct order?
Kingdom, Phylum, Class
Kingdom, Phylum, Order
Class, Order, Genus
Genus,Class, Kingdom
18
Which cell organelle provides energy for the cell?
mitochondria
ribosomes
nucleus
endoplasmic reticulum
19
What is the function of the Golgi Bodies in a cell?
produces energy
contains DNA in the form of chromosomes
packages and sends materials to parts of the cell
makes protein
20
Which cell organelle contains enzymes?
nucleus
golgi bodies
ribosomes
lysosomes
