Explain the structure and function of the fontanels in an infant. At what age do they disappear?
What will be an ideal response?
The fontanels are membranous areas between the bones in the infant's skull. They allow the head to be flexible as it passes through the birth canal. They also allow for a rapid increase in the size of the brain as it grows. They are replaced by bone by age 2.
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Chestnut blight is caused by a:
a. Bacteria b. Fungus c. Protist d. Worm e. Virus
The method of using RFLPs to identify bacterial or viral pathogens is called
A. proteomics. B. DNA fingerprinting. C. genetic screening. D. DNA sequencing.
An enzyme is used to catalyze a metabolic reaction. What would most likely happen if an enzyme inhibitor were added during the reaction?
What will be an ideal response?
The phenotype of an organism is its set of (genes/traits/chromosomes).
Fill in the blank(s) with the appropriate word(s).