BIO 1320 Exam #1 Review Chs 1 & 2 Questions With
Complete Solutions
______ are one of the four most abundant types of organic
molecules in organisms and consist of carbon, hydrogen, and
oxygen often in a proportion of 1:2:1. These organic molecules
include monosaccharides and polysaccharides. Correct Answers
carbohydrates
_______ is a mechanism of evolution in which certain
individuals from a population exhibit enhanced reproductive
success based on inherited characteristics. Correct Answers
natural selection
A _____ bond occurs when atoms with opposite partial charges
attract each other. Correct Answers hydrogen
A hydrogen ion (H+) has only one subatomic particle, a(n)
______. Correct Answers proton
A level of biological organization called the _______ includes
all parts of Earth and its atmosphere where life can survive.
Correct Answers biosphere
A protein is an organic molecule with diverse functions and is
composed of monomers called ______. Correct Answers amino
acids
A type of chemical bond called a(n) ______ bond forms
between atoms when one atom releases a valence electron to
become a cation, and the other atom uses this electron to
, complete its own valence shell and becomes an anion. Correct
Answers ionic
A(n) _____ bond forms between a hydrogen atom with a partial
positive charge on one molecule and another atom, such as
oxygen, with a partial negative charge on an adjacent molecule.
Correct Answers hydrogen
A(n) ______ is an inherited characteristic or behavior which
enables an individual to survive better than without the inherited
characteristic. Correct Answers adaptation
Adhesion is the tendency of water molecules to _____. Correct
Answers stick to other molecules
Anything that takes up space is defined as _____. Correct
Answers matter
Atoms can bond together to form ______. Correct Answers
molecules
Coastal regions of continents tend to have ______ climates than
inland regions due to the stabilizing effects of steady ocean
temperatures. Correct Answers milder
Cohesion is the tendency of water molecules to _____. Correct
Answers stick to each other
Compartments within cells that carry out specific functions are
called _____. Correct Answers organelles
Complete Solutions
______ are one of the four most abundant types of organic
molecules in organisms and consist of carbon, hydrogen, and
oxygen often in a proportion of 1:2:1. These organic molecules
include monosaccharides and polysaccharides. Correct Answers
carbohydrates
_______ is a mechanism of evolution in which certain
individuals from a population exhibit enhanced reproductive
success based on inherited characteristics. Correct Answers
natural selection
A _____ bond occurs when atoms with opposite partial charges
attract each other. Correct Answers hydrogen
A hydrogen ion (H+) has only one subatomic particle, a(n)
______. Correct Answers proton
A level of biological organization called the _______ includes
all parts of Earth and its atmosphere where life can survive.
Correct Answers biosphere
A protein is an organic molecule with diverse functions and is
composed of monomers called ______. Correct Answers amino
acids
A type of chemical bond called a(n) ______ bond forms
between atoms when one atom releases a valence electron to
become a cation, and the other atom uses this electron to
, complete its own valence shell and becomes an anion. Correct
Answers ionic
A(n) _____ bond forms between a hydrogen atom with a partial
positive charge on one molecule and another atom, such as
oxygen, with a partial negative charge on an adjacent molecule.
Correct Answers hydrogen
A(n) ______ is an inherited characteristic or behavior which
enables an individual to survive better than without the inherited
characteristic. Correct Answers adaptation
Adhesion is the tendency of water molecules to _____. Correct
Answers stick to other molecules
Anything that takes up space is defined as _____. Correct
Answers matter
Atoms can bond together to form ______. Correct Answers
molecules
Coastal regions of continents tend to have ______ climates than
inland regions due to the stabilizing effects of steady ocean
temperatures. Correct Answers milder
Cohesion is the tendency of water molecules to _____. Correct
Answers stick to each other
Compartments within cells that carry out specific functions are
called _____. Correct Answers organelles
