Use the phylogenetic tree below to answer the following question(s).
According to this phylogenetic tree, which bear is most closely related to the American black bear?
A. The brown bear
B. The Asiatic black bear
C. The sun bear
D. The polar bear
Answer: B
You might also like to view...
Answer the following statement(s) true (T) or false (F)
1. Treating a plant with a fungicide could interfere with the plant's uptake of nitrogen. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about about the relationship between plants and fungi? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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? 2. Parasitic fungi will usually attack a plant through stomata on the root surface. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about about how parasitic fungi interact with plants? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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? 3. Systemic response occurs when plants exhibit generalized defense responses in organs distant from the wound. 4. Using biotechnology, plant breeders attempt to find and incorporate specific resistance genes into plants that lack them. Once a plant has been given a resistance gene, it will have indefinite protection from the associated pathogen. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about about gene insertion and genetic variation? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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? 5. If a bacterium containing a mutation in the avirulence gene lands on a plant that has the corresponding R gene, the bacterium may not initiate rapid cell death in the plant. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about about avirulence and R genes? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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?
Exocrine glands:a
have products that are transported via the circulatory system. b. lack ducts. c. include goblet cells and milk glands. d. release hormones. e. lack epithelial tissue
The final three-dimensional shape of a single polypeptide is called its ________ structure.
A. primary B. secondary C. tertiary D. quaternary
The membrane attack complex is involved in specific immune defense mechanisms.
Answer the following statement true (T) or false (F)