Chemical reactions with the property of being able to proceed from reactants to products and from products to reactants are called ________ reactions.
A. mirrored
B. exchange
C. decomposition
D. reversible
E. synthesis
Answer: D
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Answer the following statements true (T) or false (F)
1. The periodontal membrane surrounds the crown and root of each tooth. 2. Mumps are an infection of the submandibular salivary gland. 3. The ducts from the submandibular salivary gland empty into the mouth on either side of the frenulum. 4. The parotid salivary glands are the largest of the three pairs of salivary glands. 5. When food is in the mouth, the presence of saliva could increase the amount of maltase in the mouth.
Describe the normal sounds associated with heart valves
What will be an ideal response?
As various newspaper articles, books, and movies suggest, the cloning of human beings— producing new individuals from activated somatic cells, perhaps followed by uterine implant—is now possible. Can you suggest any biological advantages or disadvantages to having the earth populated with clones of a few of the best examples of our species?
What will be an ideal response?
Match the structure of the ear with the appropriate description.A. EardrumB. Part of the ear that contains the organ of hearingC. Includes the pinna and external auditory canalD. Fleshy portion of the external earE. Air-filled space within the temporal boneTympanic membrane
Fill in the blank(s) with the appropriate word(s).