MRCA Study guides, Class notes & Summaries
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Pre-lab 1 (QUESTIONS AND ANSWERS) University of California, Davis BIS 2C 002C
- Exam (elaborations) • 3 pages • 2023
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Question 1. What two things do nodes represent on phylogenies? 
Nodes represent the most recent common ancestor of two or more descendant 
lineages and represent a speciation event. 
Question 2. Compare the branching patterns of phylogenies 1-3 above. Which 
statement below correctly describes the patterns among trees 1-3? 
Tree 1 = Tree 2 
Question 3. Which node represents the MRCA for taxa F and G? 
3 
Question 4. Which taxon or taxa is/are the sister group to E + F? 
D, G, H 
Question 5. If y...
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BIO 1M03 Test 2 Questions With Verified Answers
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Angiosperm - Answer -flowering plant 
-has seeds with casing 
-has endosperm in seeds 
-fruit 
-most diverse 
 
Radiometric methods of dating - Answer -K/Ar (lava, 500K+ years) 
-C14 (conversion to N14, 40K yrs) 
-Thermoluminescence (burning) 
-Electron spin (teeth) 
-Uranium Lead (mineral deposits) 
 
Relative methods of dating - Answer -magnetic reversals 
-extinct and distinct species 
 
Primate - Answer -climbing/locomotion adaptations 
-big brain 
-opposable thumbs and prehensile tails 
-na...
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Pre-lab 1 (QUESTIONS AND ANSWERS) University of California, Davis BIS 2C 002C
- Exam (elaborations) • 3 pages • 2023
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Question 1. What two things do nodes represent on phylogenies? 
Nodes represent the most recent common ancestor of two or more descendant 
lineages and represent a speciation event. 
Question 2. Compare the branching patterns of phylogenies 1-3 above. Which 
statement below correctly describes the patterns among trees 1-3? 
Tree 1 = Tree 2 
Question 3. Which node represents the MRCA for taxa F and G? 
3 
Question 4. Which taxon or taxa is/are the sister group to E + F? 
D, G, H 
Question 5. If y...
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BIOLOGY 171 LECTURE 1&2 LEARNING OBJECTIVES
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1. Recognize course personnel, understand their role in the course, be able to access all 
required course materials and understand course grading structure. Answer: Make sure 
to read the syllabus. 
2. All living organisms have these 4 characteristics: 
a. Complexity - made up of cells, excrete waste, do work (uses energy), has DNA, 
respiration 
b. Ability to change in response to the environment 
c. Ability to reproduce 
d. Capacity to evolve 
3. Viruses are not considered living organisms. T...
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Pre-lab 1 (QUESTIONS AND ANSWERS) University of California, Davis BIS 2C 002C
- Exam (elaborations) • 3 pages • 2023
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Question 1. What two things do nodes represent on phylogenies? 
Nodes represent the most recent common ancestor of two or more descendant 
lineages and represent a speciation event. 
Question 2. Compare the branching patterns of phylogenies 1-3 above. Which 
statement below correctly describes the patterns among trees 1-3? 
Tree 1 = Tree 2 
Question 3. Which node represents the MRCA for taxa F and G? 
3 
Question 4. Which taxon or taxa is/are the sister group to E + F? 
D, G, H 
Question 5. If
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ANCC PMHNP Certification Exam Chapter 2 | 2023-2024 With 100% Verified Answers | Questions & Answers (Solved)
- Exam (elaborations) • 10 pages • 2023
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ANCC PMHNP Certification Exam Chapter 2 | With 100% Verified Answers | Questions & Answers (Solved) 
 
1. growth factors [NP role] 
Answer: consumer demand; role acceptance; “ role stigmatization; emphasis on 
integrated services 
2. Nurse Practice Act 
Answer: provides title protection; defines advance practice; establishes scope of 
and restriction on practice, credentialing requirements, grounds fordisciplinary 
action, and collaborative agreement requirements 
3. statutory law 
Answer: l...
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UCLA ANTHRO 1 FINAL EXAM QUESTIONS WITH ANSWERS ALL VERIFIED
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UCLA ANTHRO 1 FINAL EXAM QUESTIONS WITH ANSWERS ALL VERIFIED 
 
When was the major migration out of Africa? - ANS -60ka 
-modern humans replaced the Neanderthals and robust hominids across the world 
 
When did modern humans evolve? - ANS 200,000 years ago 
 
modern Homo sapien derived characteristics: - ANS -small, flat face with protruding chin 
-rounded skull 
-cranial capacity of at least 1,350cc 
-less robust postcranial skeleton 
-relatively long limbs and shorter trunks 
 
why w...
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ANCC PMHNP Review [Chapter 2] Exam Questions and Answers
- Exam (elaborations) • 7 pages • 2024
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ANCC PMHNP Review [Chapter 2] Exam 
Questions and Answers 
growth factors [NP role] - Answer ️️ -consumer demand; role acceptance; ↓ role 
stigmatization; emphasis on integrated services 
Nurse Practice Act - Answer ️️ -provides title protection; defines advance practice; establishes 
scope of and restriction on practice, credentialing requirements, grounds for disciplinary action, 
and collaborative agreement requirements 
statutory law - Answer ️️ -laws made by states; will vary ...
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Bio 1M03 - Test 2 Exam Questions & Answers Solved 100%
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Angiosperms - Answer - ovules are covered by ovary 
- vascular plant w flowers 
- produce fruit 
- has seeds (innovative) 
- most diverse land plants 
- dominated habitats in cretaceous period 
 
Gymnosperm - Answer Ovules lack cover 
 
Relationship between Angiosperms/Animals - Answer - Coevolved (complex) 
- Animals assist with pollination/defense/disperal 
- Animals are rewarded with nect/fruit/shelter 
- Allows for development of niches/diversification 
 
Dating Ocean Core Strata - Answer -...
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BIOLOGY 171 EXAM 1 (LECTURE 1_5) QUESTIONS AND ANSWERS // GRADED A+
- Exam (elaborations) • 12 pages • 2024
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1. List the characteristics that all living organisms have; describe how biologists distinguish 
living organisms from non-living entities. 
Characteristics of all living organisms: 
● Has potential to reproduce 
● Responds to environmental stimuli 
● Composed of 1 or more cells 
● Contain genetic material (DNA) and can replicate their genetic material 
● Made up of organic molecules (contain C) and water based 
● Populations of this entity evolve 
● Obtain energy and materials fro...
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