GBIO 200 STILLER EXAM 1 SELU NEWEST UPDATED
ACTUAL WITH COMPLETE QUESTIONS AND
CORRECT ANSWERS// VERIFIED/GRADED A+/
Which of these best distinguishes a prokaryotic cell from a eukaryotic
cell?
prokaryotic cells do not have a membrane-bounded nucleus, but
eukaryotic cells do have such a nucleus
Which of the following statements is correct?
all of these statements are correct
What type of microscope would you use to observe the behavior of
unicellular organisms in a drop of pond water?
light microscope
The organelle where aerobic respiration occurs to generate most of the
cells usable energy is?
mitochondrion
plant cells are able to make their own food because they have a?
chloroplasts
Exocytosis?
moves molecules out of a cell
When two or more atoms combine they form?
molecule
What constitutes the atomic number of an atom?
protons
, What varied to change the isotopic form of an atom?
neutrons
The negatively charged particle in an atom?
electron
Which of the following comprise the atomic weight?
neutrons and protons
Reactivity of an atom depends on?
the number of electrons in the outermost orbital
A strong chemical bond resulting from sharing electrons?
covalent
The bond formed between cations and anions?
Ionic
Which of the following is true of water?
all of the above are true statements about water
A molecule that does not dissolve or mix readily with water is said to be?
hydrophobic
Which statement about acids is correct? Acids...
both a and b are correct
(release protons and have a pH below 7)
Which of the following statements is wrong?
Ionic bonds in vacuum are stronger than covalent bonds in water
The following functional group makes an -----. R-COOH
organic acid
ACTUAL WITH COMPLETE QUESTIONS AND
CORRECT ANSWERS// VERIFIED/GRADED A+/
Which of these best distinguishes a prokaryotic cell from a eukaryotic
cell?
prokaryotic cells do not have a membrane-bounded nucleus, but
eukaryotic cells do have such a nucleus
Which of the following statements is correct?
all of these statements are correct
What type of microscope would you use to observe the behavior of
unicellular organisms in a drop of pond water?
light microscope
The organelle where aerobic respiration occurs to generate most of the
cells usable energy is?
mitochondrion
plant cells are able to make their own food because they have a?
chloroplasts
Exocytosis?
moves molecules out of a cell
When two or more atoms combine they form?
molecule
What constitutes the atomic number of an atom?
protons
, What varied to change the isotopic form of an atom?
neutrons
The negatively charged particle in an atom?
electron
Which of the following comprise the atomic weight?
neutrons and protons
Reactivity of an atom depends on?
the number of electrons in the outermost orbital
A strong chemical bond resulting from sharing electrons?
covalent
The bond formed between cations and anions?
Ionic
Which of the following is true of water?
all of the above are true statements about water
A molecule that does not dissolve or mix readily with water is said to be?
hydrophobic
Which statement about acids is correct? Acids...
both a and b are correct
(release protons and have a pH below 7)
Which of the following statements is wrong?
Ionic bonds in vacuum are stronger than covalent bonds in water
The following functional group makes an -----. R-COOH
organic acid
