Which is the correct order of tissues, from the center to the surface of a root?

a. vascular tissue, cortex, epidermis, pith
b. pith, cortex, vascular tissue, epidermis
c. pith, vascular tissue, cortex, epidermis
d. cortex, pith, vascular tissue, epidermis


c. pith, vascular tissue, cortex, epidermis

Biology & Microbiology

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In "The Disembodied Lady", neurologist Oliver Sacks tells the story of a patient who suffered a catastrophic loss of sensory function. She said, "I feel my body is blind and deaf to itself... It has no sense of itself." The patient's nerve damage was strikingly specific. What single type of neuron most likely suffered damage?  

A.  gustatory receptors B.  proprioceptors C.  olfactory receptors D.  Meissner corpuscles E.  rods and cones Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about sensory receptors? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Marine snow is composed of:

a. inorganic nutrients. b. flocculated marine salts. c. particulate organic matter. d. frozen seawater. e. terrestrial materials.

Biology & Microbiology

What is the main driving force of surface currents?

a. Coriolis Effect b. Centripetal force c. Trade winds d. Gyres

Biology & Microbiology

____________________ is a process in which unrelated species in separated parts of a biome develop similar characteristics, such as water-storing stems in North American cacti and African euphorbs.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology