Biology Exam #1
1.
A saturated fat has one or more double bonds between the carbons in its fatty acid tail:
A) True
B) False
Points Earned:
2.0/2.0
Correct Answer(s):
False
2.
This organelle keeps DNA from getting tangled in cytoplasmic machinery and isolates it from damaging reactions
A) endoplasmic reticulum
B) nucleus
C) nucleolus
D) golgi body
Points Earned:
2.0/2.0
Correct Answer(s):
B
3.
A buffer protects cells against:
A) changes in pH
B) excessive weight gain
C) salt
D) heat damage
Points Earned:
2.0/2.0
Correct Answer(s):
A
4.
Two or more chemically bonded atoms of the same or different elements make up a/n:
A) tissue
B) element
C) protein
D) molecule
Points Earned:
2.0/2.0
Correct Answer(s):
D
5.
Which of the following organelles is NOT a part of the endomembrane system?
A) Golgi body
B) Endoplasmic Reticulum
C) Vesicles
D) Mitochondria
Points Earned:
2.0/2.0
Correct Answer(s):
D
6.
Why must cells remain far from chemical equilibrium?
A) because they want metabolic reactions to continue proceeding
B) because they want metabolic reactions to stop proceeding
C) the closer a cell is to chemical equilibrium, the more stable it is
D) cells want to achieve chemical equilibrium
Points Earned:
2.0/2.0
Correct Answer(s):
A
7.
The study of cells began in _________ when _________ created the first microscope:
A) 1836, Rosalind Franklin
B) 1955, James Watson
C) 1660, Robert Hooke
D) 1595, Charles Linnaeus
Points Earned:
2.0/2.0
Correct Answer(s):
C
8.
While you were taking this test, you would hold your fingers above the keyboard ready to select the best answer to a particular question. When your fingers were in the "ready" position they were exhibiting a._____________ energy. Once you started typing your answer, your fingers were then exhibiting b._____________ energy. The process of changing from one type of energy to the next is known as c._____________________.
A saturated fat has one or more double bonds between the carbons in its fatty acid tail:
A) True
B) False
Points Earned:
2.0/2.0
Correct Answer(s):
False
2.
This organelle keeps DNA from getting tangled in cytoplasmic machinery and isolates it from damaging reactions
A) endoplasmic reticulum
B) nucleus
C) nucleolus
D) golgi body
Points Earned:
2.0/2.0
Correct Answer(s):
B
3.
A buffer protects cells against:
A) changes in pH
B) excessive weight gain
C) salt
D) heat damage
Points Earned:
2.0/2.0
Correct Answer(s):
A
4.
Two or more chemically bonded atoms of the same or different elements make up a/n:
A) tissue
B) element
C) protein
D) molecule
Points Earned:
2.0/2.0
Correct Answer(s):
D
5.
Which of the following organelles is NOT a part of the endomembrane system?
A) Golgi body
B) Endoplasmic Reticulum
C) Vesicles
D) Mitochondria
Points Earned:
2.0/2.0
Correct Answer(s):
D
6.
Why must cells remain far from chemical equilibrium?
A) because they want metabolic reactions to continue proceeding
B) because they want metabolic reactions to stop proceeding
C) the closer a cell is to chemical equilibrium, the more stable it is
D) cells want to achieve chemical equilibrium
Points Earned:
2.0/2.0
Correct Answer(s):
A
7.
The study of cells began in _________ when _________ created the first microscope:
A) 1836, Rosalind Franklin
B) 1955, James Watson
C) 1660, Robert Hooke
D) 1595, Charles Linnaeus
Points Earned:
2.0/2.0
Correct Answer(s):
C
8.
While you were taking this test, you would hold your fingers above the keyboard ready to select the best answer to a particular question. When your fingers were in the "ready" position they were exhibiting a._____________ energy. Once you started typing your answer, your fingers were then exhibiting b._____________ energy. The process of changing from one type of energy to the next is known as c._____________________.