What are the main features of melanocytes?
A. Melanocytes are found in the epidermis and they produce melanin when exposed to UV light. The melanin is then distributed to dermal cells.
B. Melanocytes are found in the epidermis and they produce melanin when exposed to UV light. The melanin is then distributed to epidermal cells.
C. Melanocytes are found in the hypodermis and they produce melanin when exposed to UV light. The melanin is then distributed to epidermal cells.
D. Melanocytes are found in the dermis and they produce melanin when exposed to UV light. The melanin is then distributed to epidermal cells.
Answer: B
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A slimy film discovered on medical equipment turns out to be a colony of complex, previously unknown, single-celled organisms that reproduce asexually and produce energy via organelles resembling chloroplasts. These cells are most likely to be classified as _____.
a. bacteria b. prokaryotes c. eukaryotes d. vertebrates
This animal has two atria and one ventricle and two vascular circuits. This animal is a(n) ____
a. salmon b. woodpecker c. alligator d. rat e. frog
Based on the following graph, what is the most likely relationship between Paramecium and Didinium?
A. Paramecium prey on Didinium.
B. Paramecium have a commensal relationship with Didinium.
C. Didinium and Paramecium have a mutualistic relationship.
D. Didinium prey on Paramecium.
E. Paramecium is a parasite that feeds on Didinium.
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 relationship between the two species? 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?
Reflection:
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?
When a nucleic acid undergoes hydrolysis, the resulting subunits are:a
amino acids. b. monosaccharides. c. nucleotides. d. fatty acids. e. carotenoids