Which of these is NOT a hypothesis about the relationship between coat color and home environment of these mice?
B) If coat color patterns are more easily distinguishable by predators, then mice with that color will be preyed upon more often
Which of these microscopic things does not qualify under the 7 properties of life?
B) M13 bacteriophage (Virus)
What are the 7 properties of life?
Order (cell to organelles)
Sensitivity/Response to the environment
Growth and Development
A key defining feature between eukaryotes and prokaryotes is the presence of ___.
B) A membrane-enclose nucleus
In which domain would you find humans?
Genes are long molecules of ___, which encode proteins or RNAs that perform some function in the cell.
If all living organisms contain DNA, would it be accurate to claim that all things that contain DNA must qualify as living (e.g. meet the 7 properties of life)?
D) There must be an exception.
Which type of biologist studies the process of gradual change during which new species arise from older species?
C) Evolutionary Biology
Biology is the study of ___ and their interaction with one another and their environments.
C) Living organisms
Which of these statements best summarizes the scientific method?
C) A systematic approach with defined steps to solving problems
Within the natural sciences, fields of study are generally, described to fall into the category of life sciences or physical sciences. However, some fields of study fall into both categories and are therefore considered interdisciplinary. Which of these fields of study would be considered an interdisciplinary field of science?
Which of these is an example of deductive reasoning?
A) The prediction that an egg released from the top of a 10 story building should break on impact with the sidewalk below.
Testing of a candidate Alzheimer's drug for safety, before it is approved for marketing, is an example of what general type of science?
What are the two broadest units of classification?
Domains, and Kingdoms
Which of these is NOT a fundamental characteristic of life?
B) The ability to communicate with other members of the same life form.
Select the answer that places the scientific method in proper order.
B) Observe, question, hypothesize, predict, experiment, analyze, communicate
___ is an "educated guess" to explain a phenomenon.
What do we call an explanation for a phenomenon that has been tested by numerous related experiments and revised hypotheses?
A) A theory
An experimental group matching all the conditions of the experiment except the variable being tested is the __ group.
A valid hypothesis must be ___.
B) Testable and falsifiable
In comparison to eukaryotes, prokaryotes are ___.
B) are smaller
Prokaryotes are classified as belonging to two different domains. What are the domains?
C) Bacteria and Archaea
Which of these provides evidence of the common ancestry of all life?
A) Near universality of the genetic code
Which of these is NOT one of the three domains of life?
On a phylogenetic tree, the length of branches is __.
A) Proportional to the time elapsed since the split.
Agrobacterium infects plants and causes them to form tumors. You are asked to determine how long a plant must be exposed to these bacteria to become infected. Which of the following experiments will provide the best data to address the question?
D) Measure the number of tumors formed on plants, which are exposed to Agrobacterium for different lengths of time