BIL 150 EXAM 1 QUESTIONS COMPLETE
WITH CORRECT ANSWERS
\.An atom or group of atoms that has acquired a net negative charge by gaining or
losing one or more electrons is referred to as...? - ANSWERS-an anion
\.T/F: The energy needed to break a covalent bond between carbon atoms is
significantly less than the energy required to break an ionic bond? - ANSWERS-
False
\.T/F: The age of mammals is estimated to have begun 145 and 65 million years
ago by using Molecular Clock Dating that compares DNA sequencing differences as
species diverged. - ANSWERS-True
\.T/F: The formation of new elements of the periodic table occurred by the fusion
of preexisting combinations of protons and neutrons during the Big Bang and
within dying stars. - ANSWERS-True
\.Where did thermophilic bacteria arise? - ANSWERS-Near deep ocean
hydrothermal vents
\.A homochiral polymeric molecule, such as today's known proteins, is
composed... - ANSWERS-on only one optical isomer of a molecule
, \.What are the four core concepts of the study of biology? - ANSWERS-1. Evolution
2. Structure and function of cells
3. Genetic Expression
4. Energy transformation
\.A primary reason for the increase in federal funding to the NIH budget in the
early 1980s was due to... - ANSWERS-the emergence of the disease AIDS
\.What is an inquiry based research approach in biology? - ANSWERS-- seeing
what motivated researchers to do this experiment
- understanding how the experiments are designed
- determining what new techniques or methods were used
- seeing if the results influenced future research
\.An experimental study is conducted to determine whether or not 10 milligrams
of a drug can overcome the effect of dwarfism. The change in height of the
participants is the... - ANSWERS-dependent variable
\.Glucose and fructose can be part of an interactive chemical system that builds
complex interactive molecular systems that may... - ANSWERS-exhibit emergent
properties
\.What are the steps of a scientific method? - ANSWERS-- observation of a
phenomena in the natural world
WITH CORRECT ANSWERS
\.An atom or group of atoms that has acquired a net negative charge by gaining or
losing one or more electrons is referred to as...? - ANSWERS-an anion
\.T/F: The energy needed to break a covalent bond between carbon atoms is
significantly less than the energy required to break an ionic bond? - ANSWERS-
False
\.T/F: The age of mammals is estimated to have begun 145 and 65 million years
ago by using Molecular Clock Dating that compares DNA sequencing differences as
species diverged. - ANSWERS-True
\.T/F: The formation of new elements of the periodic table occurred by the fusion
of preexisting combinations of protons and neutrons during the Big Bang and
within dying stars. - ANSWERS-True
\.Where did thermophilic bacteria arise? - ANSWERS-Near deep ocean
hydrothermal vents
\.A homochiral polymeric molecule, such as today's known proteins, is
composed... - ANSWERS-on only one optical isomer of a molecule
, \.What are the four core concepts of the study of biology? - ANSWERS-1. Evolution
2. Structure and function of cells
3. Genetic Expression
4. Energy transformation
\.A primary reason for the increase in federal funding to the NIH budget in the
early 1980s was due to... - ANSWERS-the emergence of the disease AIDS
\.What is an inquiry based research approach in biology? - ANSWERS-- seeing
what motivated researchers to do this experiment
- understanding how the experiments are designed
- determining what new techniques or methods were used
- seeing if the results influenced future research
\.An experimental study is conducted to determine whether or not 10 milligrams
of a drug can overcome the effect of dwarfism. The change in height of the
participants is the... - ANSWERS-dependent variable
\.Glucose and fructose can be part of an interactive chemical system that builds
complex interactive molecular systems that may... - ANSWERS-exhibit emergent
properties
\.What are the steps of a scientific method? - ANSWERS-- observation of a
phenomena in the natural world
