Most of the heart is composed of which of the following
types of tissues:
W) epithelial
X) connective
Y) nervous
Z) muscle
Back
Species
Front
In the taxonomical name Homo sapiens, what taxonomical rank does 'sapiens' represent?
Back
Nucleus
Front
What organelle functions to isolate a human cell's chromosomes from the cytoplasm?
Back
W) have no known function in their present owners
Front
Vestigial structures:
W) have no known function in their present owners
X) function in an analogous fashion in species
Y) evolve homologously until functional
Z) control nervous system functions
Back
Plant Cell
Front
What type of cell is this?
Back
Photosynthesis
Front
It is generally believed that most of the oxygen in the air on Earth today came from what general biological process:
Back
W) wing of a bat and the arm of a human
Front
Which of the following are homologous structures:
W) wing of a bat and the arm of a human
X) leg of a cat and the wing of a fly
Y) stinger of a bee and the fang of a snake
Z) rattler of a rattle snake and the whistle of a song bird
Back
Capillaries
Front
What is the name of the blood vessels in vertebrate bodies where most of the exchange of oxygen and carbon dioxide occurs?
Back
Z) ovary
Front
In which of the following places would meiosis (cell division) most likely occur in a mammal:
W) skin
X) liver
Y) heart
Z) ovary
Back
X) cell wall
Front
Which of the following is NOT a structure found in human cells:
W) mitochondrion
X) cell wall
Y) lysosome
Z) peroxisome
Back
Osmosis
Front
The spontaneous movement of molecules through a semi-permeable membrane in order to create equilibrium.
Back
Y) glucose
Front
Which of the following is the most common source of energy
for brain cells in humans:
W) nucleic acids
X) proteins
Y) glucose
Z) pectins
Back
Obesity
Front
What physical condition that has reached alarming proportions in the U.S. population is most closely correlated with type II diabetes?
Back
Trachea
Front
What is the scientific name of the human windpipe?
Back
Nucleus
Front
These structures are located inside of a cell's...
Back
DNA
Front
What is the most common term for the biological polymer found in chromosomes that stores genetic information?
Back
Cell
Front
What is the basic unit of life?
Back
Chloroplast
Front
In what organelle of a plant cell does photosynthesis occur?
Back
W) neck
Front
Which of the following is the region of the body where the thyroid gland is located:
W) neck
X) abdomen
Y) brain
Z) arm pit