Macromolecules resulting from lysosomal digestion are used in cellular biosynthesis and energy generation
Indicate whether the statement is true or false.
Answer: TRUE
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Fructose and galactose both have six carbon atoms, twelve hydrogen atoms and six oxygen atoms, just like glucose. A friend of yours says: "Since those sugars have the same number of atoms, they should have the same name." You Answer: "While they do have the same number and type of atoms,
A. they are all polysaccharides and have slightly different functions within organisms and therefore have different names." B. they are named differently because of their quaternary structures, which is very important in carbohydrates, especially glucose." C. they are named differently because when heated above their optimal temperature they become denatured and will not react with their substrates." D. they are named differently because they are involved in different DNA nucleotide formation." E. they are named differently because they are alternate forms of the monosaccharide, glucose."
Insertions and deletions of single nucleotides:
A. cause nonsense mutations. B. cause frameshift mutations. C. add or delete amino acids to/from the normal polypeptide. D. shorten chromosomes. E. cause cancer.
When an apical meristem cell divides, one daughter cell is called the initial and the other is called the derivative. What are the fates of these cells?
a. The initial is used to form primary meristems, and the derivative remains part of the apical meristem. b. Both the initial and the derivative remain part of the apical meristem. c. The initial remains part of the apical meristem, and the derivative is used to form primary meristems. d. Both the initial and the derivative are used to form primary meristems. e. The initial is used to form primary meristems, and the derivative is used to form secondary meristems.
The human brain's center for thought and association is the
A. hypothalamus. B. thalamus. C. cerebrum. D. cerebellum.