Course description:
This self-study course explores the study of the life processes of all organisms and the life processes of human beings. It begins with some necessary background information about molecular and cellular structure and then moves into life processes, including nutrition, respiration, circulation, excretion and regulation and the maintenance of homeostasis, specifically in human beings.
Course structure:
Study Guide PowerPoint
14 Concise video lessons
Practice questions for final exam
Exam:
40 multiple choice questions (80 points)
5 open ended questions (20 points)
2 hours to complete
Sample questions:
1) A cell from a wheat plant contains all of the following, EXCEPT a __________.
A. cell wall.
B. chloroplast.
C. mitochondrion.
D. cytoskeleton.
E. flagellum.
2) What is the ratio of phenotypes in the offspring produced by the cross Aa x Aa? Assume complete dominance for the trait.
A. 100% dominance
B. 100% recessive
C. 75% dominant:25% recessive
D. 50% dominant:50% recessive
E. 25% dominant:75% recessive
3) The retina of the eye responds to light, converting it into electrical impulses. The retina is made up of __________.
A. bone
B. cartilage
C. smooth muscle
D. neurons
E. simple epithelium
4) Which heart chamber is the most muscular?
A. Right atrium
B. Left atrium
C. Right ventricle
D. Left ventricle
5) Why are new flu shots necessary every year?
A. The flu is caused by either bacteria or viruses, depending on the year.
B. The shots do not result in the production of memory cells.
C. Flu viruses mutate rapidly.
D. The antiviral chemicals in flu shots last only 11 months.
Answers:
E 2. C 3. D 4. D 5. C