Bio 182 exam 2 Study guides, Class notes & Summaries
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GCU BIO-182 Exam 2 With 100% Correct Answers 2024
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GCU BIO-182 Exam 2 With 100% Correct 
Answers 2024 
Green Algae - answer____________ called charophytes are the closest relatives of land 
plants. 
Land plants share four key traits with only charophytes - answer• Rings of cellulose- 
synthesizing complexes 
• Peroxisome enzymes 
• Structure of flagellated sperm 
• Formation of a phragmoplast 
Sporopollenin - answerIn charophytes a layer of a durable polymer called _____________ 
prevents exposed zygotes from drying out 
Sporopollenin - ...
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BIO 182 ASU Exam 1 (Prof. Weaver) Already Graded A+
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BIO 182 ASU Exam 1 (Prof. Weaver) Already Graded A+ 
 
Key Point 1 
Even the most desperate organisms share some features, suggesting that the single, nine random process generated diversity. 
True or False #1: biodiversity on earth will likely decrease in the near future. 
True! Fingerprints of human activity, spread of an invasive species, Rapid change and global climate, habitat destruction, Deforestation 
What are the Three World Views? 
1. Natural Evolution - Evolution by natural process2. ...
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BIO 182 Exam 2 Questions With Complete Solutions
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How many modes of selection are there? correct answer: 3 
 
What are the modes of selection? correct answer: Stabilizing selection, directional selection, and disruptive selection 
 
Stabilizing Selection correct answer: The mean of the trait remains similar over time but the standard deviation decreases 
 
Directional Selection correct answer: The mean phenotype shifts in a particular direction 
 
Disruptive Selection correct answer: The standard deviation of the trait increases as individ...
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ASU BIO 182 EXAM 2 – Cala Questions With Complete Solutions
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What is Autosomal Dominant Inheritance? correct answer: - Dominant Allele 
- Males and females likely to inherit trait. 
- "Dominant"- having at least one allele is all it takes 
 
What is Autosomal Recessive Inheritance? correct answer: - Recessive Allele 
- Males and Females equally affected 
- Needs both alleles to be recessive to have trait 
- Having only one makes person a "carrier," no expression 
 
How do bad alleles happen? correct answer: - Mutations, change the genomic sequence...
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BIO 182 Exam 2 Quizzes & Ans 2024
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BIO 182 Exam 2 Quizzes & Ans 2024 
 
A donkey and a horse can mate and produce a mule. Why are they not considered to be the same species? 
a. the mule is bigger than both the donkey and the horse 
b. the mule is sterile 
c. the mule can only mate with donkeys 
d. the mule will only mate with other mules 
e. the mule will only mate with horses 
B. The mule is sterile 
Organisms A and B are suspected to be the same species. Which of the following would provide the ultimate proof? 
a. detailed mor...
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BIO 182 Exam 2 Questions & Answers 2023
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BIO 182 Exam 2 Questions & Answers 2023 
 
In a simple Mendelian monohybrid cross, true-breeding tall plants are crossed with short 
plants, and the F1 plants, which are all tall, are allowed to self-pollinate. What fraction of the F2 generation are both tall and heterozygous? 
a. 1⁄8 
b. 1⁄4 
c. 1⁄3 
d. 2⁄3 
e. 1⁄2 
e. 1⁄2 
The phenotype of an individual 
a. depends at least in part on the genotype. 
b. is either homozygous or heterozygous. 
c. determines the genotype. 
d. is the ge...
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ASU BIO 182 EXAM 2 - Cala With Complete Questions and Answers
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ASU BIO 182 EXAM 2 - Cala With Complete Questions and Answers...
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BIO 182 Exam 2 Questions With 100% Correct Answers.
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BIO 182 Exam 2 Questions With 100% Correct Answers.
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BIO 182 Exam 2 Questions And Answers 100%
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BIO 182 Exam 2 Questions And Answers 100% 
 
How many modes of selection are there? 
3 
What are the modes of selection? 
Stabilizing selection, directional selection, and disruptive selection 
Stabilizing Selection 
The mean of the trait remains similar over time but the standard deviation decreases 
Directional Selection 
The mean phenotype shifts in a particular direction 
Disruptive Selection 
The standard deviation of the trait increases as individuals with the mean value disappear. 
Stabil...
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BIO 182 Exam 2 Quizzes & Ans 2024
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BIO 182 Exam 2 Quizzes & Ans 2024
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ASU BIO 182 EXAM 2 QUESTIONS WITH COMPLETE SOLUTIONS
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asexual reproduction correct answer: directing cells to divide and develop into new tissues and organs without a partner 
 
sexual reproduction correct answer: -takes more time and energy than asexual reproduction 
-genetically diverse offspring 
-requires fertilization 
-requires haploid gametes 
-mating 
 
most plants and animals produce_______ correct answer: gametes called eggs and sperm 
 
Meiosis correct answer: nuclear division that forms haploid cells 
 
Meiosis I correct answer: di...