BIOLOGY 118 - EXAM 1 (corrected)
Oct. 11, 2006 - VERSION A
..) on your answer sheet.
You can keep this list of exam questions. You may write on it if you wish.
Each question has only 1 correct answer. Indicate your choice on the answer sheet - scantron.
If you are stumped by a question, place a mark by it, and return to it later.
ATP = adenosine triphosphate
HDL = high density lipoprotein
ADP = adenosine diphosphate
LDL = low density lipoprotein
BMI = body mass index
mRNA = messenger RNA
centrosome = pair of centrioles
= carbon dioxide
RNA = ribonucleic acid
DNA = deoxyribonucleic acid
rough ER = rough endoplasmic reticulum
Individuals taking Ginkgo biloba may have a clotting time of 6-9 minutes compared to the normal 2-3 minutes.
This is an example of
a(n) ______ interaction, as a result of an _______ effect of Ginkgo.
antagonistic - intrinsic
synergistic - intrinsic
antagonistic - extrinsic
synergistic - extrinsic
A scientific theory will be discarded by scientists if
no critical tests support it.
a more complex explanation exists.
tests can’t be done with existing technology.
a new theory explains more than the original.
Place these body divisions in hierarchical order from smallest to largest: 1 - organ, 2 - cell, 3 - organ system, 4 - molecule, 5 - tissue.
2, 4, 5, 3, 1
4, 2, 1, 5, 3
2, 4, 3, 1, 5
4, 2, 5, 1, 3
Which factor is part of a good, double-blind controlled experiment, that is testing a drug that helps people quit smoking:
A placebo is given to half of the participants.
Participants don’t know if they got the drug or placebo.
Scientists don’t know which patients receive the drug.
All of these.
Although its cells are ________,.connective tissues provide support because they contain lots of _______ proteins.
tightly attached to each other - intracellular
tightly attached to each other - extracellular
Which cell has the highest potential transfer of nutrients to its interior, if microvilli are finger-like extensions of the cell membrane?