Which organelle is the primary site of ATP synthesis in eukaryotic cells?
A) lysosome
B) mitochondrion
C) Golgi apparatus
D) peroxisome
B
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Individuals with a condition known as exercise intolerance suffer extreme fatigue from minimal exertion. Name the organelle that, if defective, is most likely to cause this condition. Explain your reasoning
What will be an ideal response?
Traits that are similar in two species as a result of common ancestry are referred to as:
A. homologous. B. analogous. C. convergent. D. derived. E. ancestral.
NASA Scientists send a small population of dogs to a new planet in order to test if it will be hospitable for human colonization. Through a random lottery, only Great Dane and St. Bernard dog breeds are sent, and the resulting population consists of tall, longhaired dogs. After 100 years these dogs return to Earth and are no longer able to mate with Earth dogs. This scenario is an example of
A. allopatric speciation through genetic drift. B. allopatric speciation through natural selection. C. sympatric speciation through genetic drift. D. sympatric speciation through natural selection. 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 genetic drift? Choose Answe · 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?
A type of gland that secretes an oily substance that softens and protects hair is a(n) _____ gland.
A. salivary B. mammary C. sweat D. sebaceous E. endocrine