SLCC Biology 1090 Unit 1 Exam Questions Answered & Graded
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Course
SLCC Biology 1090
Institution
SLCC Biology 1090
What is the name for the ability of living things to maintain a relatively constant internal environment? - Correct Answer Homeostasis
Eliminate as many alternative hypotheses as possible - Correct Answer Using both a treatment and a control group
Eliminate the possibility of bias - Corre...
SLCC Biology 1090 Unit 1 Exam Questions
Answered & Graded
What is the name for the ability of living things to maintain a relatively constant internal
environment? - Correct Answer Homeostasis
Eliminate as many alternative hypotheses as possible - Correct Answer Using both a
treatment and a control group
Eliminate the possibility of bias - Correct Answer "Blinding" both the researcher and
the participants
Assure that the sampled group represents the population as a whole - Correct Answer
Using groups as large as possible
A well stated ___ allows a researcher to make a/an ____ which can then be tested. -
Correct Answer Hypothesis/Prediction
In the classification of living organisms, what level of organization is the group called
Archaea? - Correct Answer Domain
Each of the following is a feature of all known living things EXCEPT - Correct Answer
Genes made from proteins
Celebrities Jenny McCarthy and Jim Carrey are big proponents of anti-vaccination
claiming that it causes autism in children. Their testimonial in news media is a classic
example of ___________. - Correct Answer Anecdotal evidence.
Which of the following could describe the contents of a prokaryotic cell? - Correct
Answer Plasma membrane, ribosome
Rabbits, turtles, fish, humans, and whales all share certain characteristics but also differ
from each other. One of the characteristics (among others) that all of these particular
organisms share is the fact that they all have a backbone. What level(s) of classification
do all of these organisms share? - Correct Answer They all belong to the animal
kingdom
They all belong to the phylum Chordata
They all belong to the domain Eukarya
Which of the following is an example of a process that yields anecdotal evidence rather
than scientific evidence? - Correct Answer Short stories from a personal history
What kind of cells are humans composed of? - Correct Answer Eukaryotic
Which of the following macromolecules is/are best demonstrated by all of the following
descriptions?
, • Can be broken down and components utilized in aerobic respiration
• Organic molecule derived primarily of carbon, hydrogen, oxygen, and nitrogen
• Monomers are called amino acids
• The sequence of its monomers, and thus its final shape, is determined by genes -
Correct Answer Proteins
Water is cohesive because - Correct Answer Two water molecules are attracted to
each other with hydrogen bonds
The important elements for life include carbon, hydrogen, oxygen, nitrogen, sulfur, and
phosphorus. Which of these is the most prevalent in the biomolecules because it forms
the "backbone" of these molecules? - Correct Answer carbon
An organic compound always contains one or more atoms of ____________. - Correct
Answer Carbon
The process of capturing solar energy and carbon dioxide to produce biological
molecules is done by - Correct Answer autotrophs
Atoms are "happy" and thus most stable when - Correct Answer The outer electron
shell is full
The number of protons and electrons are equal
What is the name of a molecule composed of one or more amino acids? - Correct
Answer polypeptide
What is a major difference between saturated and unsaturated fats? - Correct Answer
Unsaturated fats contain carbon-to-carbon double bonds, but saturated fats don't.
Chemistry is the study of ____ and energy. - Correct Answer Matter
The atom that forms the backbone of organic molecules. - Correct Answer carbon.
Molecules that will not dissolve in water are called ____. They are usually made with
nonpolar covalent bonds. - Correct Answer Hydrophobic
The storage form of carbohydrates found mainly in the liver and the muscles. - Correct
Answer Glycogen
Animal fats are usually solid at room temperature because their fatty acids are ___. -
Correct Answer Saturated
The important atom found in proteins but not found in carbohydrates or lipids is ___. -
Correct Answer Nitrogen
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