Developmental Biology Exam Questions
With Correct Answers
Teratology is the scientific study of congenital abnormalities and abnormal formations.
A. True
B. False - answer✔A. True
The theory of epigenesis states that the organism is a complete miniature structure within the
sperm or the egg and simply grows larger as it develops.
A. True
B. False - answer✔B. False
In the theory of preformation, the ________________ is a supposed microscopic but fully
formed human being from which a fetus was formerly believed to develop.
A. fetus
B. tadpole
C. humunculus
D. nucleus - answer✔C. humunculus
___________________stated that living organisms could arise from nonliving matter and that
such a process was regular in nature.
A. Epigenesis
B. Endosymbiosis
C. Preformation
D. Spontaneous generation - answer✔D. Spontaneous generation
Which statement is false regarding prokaryotic cells?
A) They have a circular loop of DNA instead of multiple linear DNA molecules.
B) They lack a nucleus.
C) They are always single-celled organisms that are invisible to the naked eye.
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D) They never contain organelles.
E) They contain cytoplasm but never a plasma membrane. - answer✔E) They contain
cytoplasm but never a plasma membrane.
Which of the following would you NOT expect to find in a bacterial cell?
A. Swimming using flagella
B. Having a cell wall around the plasma membrane
C. energy (in the form of ATP) production in mitochondria
D. Protein production on the ribosome
E. Sexual exchange of DNA with other bacteria - answer✔C. energy (in the form of ATP)
production in mitochondria
Prokaryotes reproduce by meiosis.
A. True
B. False - answer✔B. False
Which of the following structures is exclusively found in eukaryotic cells?
A. Plasma membrane
B. Cell wall
C. Chromosome
D. Ribosome
E. Lysosome - answer✔E. Lysosome
Mitochondria and chloroplasts are thought to have evolved from free-living aerobic bacteria that
were engulfed by an ancestral anaerobic cell and established a mutually beneficial (symbiotic)
relationship with it.
A. True
B. False - answer✔A. True
Eucaryotic cells dive by
A. mitosis
B. meiosis
C. both - answer✔C. both