Figure 27.5
Use the figure above to answer the following question.
The letter "A" in the accompanying figure represents ____.
A. sclerenchyma fibers
B. parenchyma
C. xylem
D. epidermis
E. phloem
Answer: A
You might also like to view...
Enzymes
a. change the rate of a reaction. b. change the direction of a reaction. c. change the free energy of a reaction. d. are used up in a reaction. e. are present in concentrations approaching their substrates' concentrations.
The technique that allowed Hershey and Chase to show that the bacteriophage injects a specific molecule, was to
A. apply heat to the polysaccharide of the bacterium, and then determine if protein or DNA was responsible for infection. B. tag both DNA and protein with radioactive markers, to identify which was injected into a bacterium. C. tag DNA in the virus with radioactive phosphorus, to identify if it as injected into a bacterium. D. tag protein with radioactive sulfur, to identify if it was injected into a bacterium. E. apply X-ray diffraction to detect whether protein or DNA was injected into a bacterium.
The term facultative refers to
A. using chemicals for energy production. B. using light for energy production. C. the ability to exist in a wide range of conditions. D. using oxygen for metabolism. E. existing in a very narrow niche.
How many pairs of autosomes are in a typical human karyotype?
A. 8 B. 22 C. 23 D. 46 E. 92