Answer the following statements true (T) or false (F)
1. Dehydration synthesis reactions always involve the removal of a molecule of water.
2. The biosynthesis of polysaccharides, polypeptides, and nucleic acids are examples of catabolic reactions.
3. Oxidation–reduction reactions are paired reactions that involve the transfer of electrons.
4. Breaking a disaccharide down into its two monosaccharide components is an example of a hydrolysis reaction.
5. Anabolic reactions are a cell's major source of energy.
1. TRUE
2. FALSE
3. TRUE
4. TRUE
5. FALSE
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In the cross AaBbCc à— AaBbCc, what is the probability of producing the genotype AABBCC?
A) 1/4 B) 1/8 C) 1/16 D) 1/32 E) 1/64
A 36-year-old man who has been traveling through the orient is experiencing a tender region in the inguinal region. A blood film is made, and sheathed microfilariae with four to five subter-minal nuclei and two terminal nuclei in the tail are identified using Giemsa stain. The organism is most likely:
a. W. bancrofti. b. Onchocerca volvulus. c. Loa loa. d. Brugia malayi.
Which blood test can be influenced by altitude?
a. BUN b. lipid profile c. hemoglobin concentration d. PT e. TSH
Which of the following is NOT correct about plasmids?
A. Plasmids are small, circular DNA molecules that are separate from the much larger bacterial chromosome B. Plasmids can easily incorporate foreign DNA and are readily taken up by bacterial cells C. Plasmids act as DNA carriers that move genes from one cell to another d) all of the above are correct