Hershey chase experiment Study guides, Class notes & Summaries
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ASU BIO 340 Exam 1 latest update questions and answers fall winter 2022
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ASU BIO 340 Exam 1 latest update questions and answers fall winter 2022 
 
 
In Griffith's experiments, what made the harmless R cells grow capsules when exposed to heat-killed S cells? 
a. Protein 
b. DNA 
c. Lipids 
d. Polysaccharides 
b. DNA 
In the Hershey-Chase experiment radioactive Sulfur was used to: 
 
a. Be incorporated into the phage DNA because of its numerous sulfur atoms 
b. Be incorporated into the phage protein coat because of its numerous phosphorous atoms 
c. Be incorporated i...
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UCF Biomed Exit Exam Solved 100% Correct!!
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UCF Biomed Exit Exam Solved 100% Correct!!
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BIOMG 3320 Prelim 1 part 1 Questions with Complete Solutions
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What was originally considered to be the genetic material? Why? Correct Answer-Proteins were considered to be the genetic material because they were inherently more complex than DNA. 
 
Avery, McCarty, MacLeod experiment Correct Answer-First, think about Griffith's experiment and how even heat killed strains of S. pneumococcus still led to death of non pathogenic cells 
 ⁃ Process: Grind up virulent cells, isolate the active genetic material ('transforming principle') and infuse it into non...
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ASU BIO 340 EXAM 1 2024 WITH 100% ACCURATE SOLUTIONS
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ASU BIO 340 EXAM 1 2024 WITH 100% ACCURATE SOLUTIONS 
 
 
selective breeding (artificial selection) - correct answer the process of developing organisms with specific characteristics as chosen by the breeders 
 
Gregor Mendel () - correct answer Amateur botanist who published an explanation of hereditary transmission in plants in 1866. Known for his pea-plant experiments and commonly referred to as the "father of genetics" 
 
modern genetics - correct answer the study of heredity and the vari...
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ASU MIC 205 EXAM 1 questions with correct answers
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Hershey and Chase performed an experiment in order to determine how bacteriophages infect bacteria. What did they find? CORRECT ANSWER The bacteriophage injects DNA into the host cell. This was found because, after centrifugation, the pellet was radioactive 
 
The largest difference between a Gram + and Gram - bacterial cell is: CORRECT ANSWER The gram + cell has a much thicker peptidoglycan layer 
 
Why does a Gram + cell stain blue/purple in a gram stain? CORRECT ANSWER The Gram + cell stains ...
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Bio 150 Final Exam - UTK Mamantov(2024 Latest Update)Verified
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What statement best distinguishes scientific hypotheses from scientific theories? - ANSWER Hypotheses are usually narrower in scope; theories have broader explanatory power. 
 
A controlled experiment ____________. - ANSWER includes at least two groups, one of which does not receive the experimental treatment 
 
In trying to determine whether DNA or protein is the genetic material, Hershey and Chase made use of which fact? - ANSWER DNA contains phosphorus, whereas protein does not. 
 
In analyzi...
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Latest ASU BIO 340 Exam 1 latest update questions and answers fall winter 2024
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Latest ASU BIO 340 Exam 1 latest update questions and answers fall winter 2024 
 
In Griffith's experiments, what made the harmless R cells grow capsules when exposed to heat-killed S cells? 
- Protein 
- DNA 
- Lipids 
- Polysaccharides Correct Answer: - DNA 
 
Which of the following does cytosine pair with? 
- Guanine 
- Thymine 
- Adenine 
- Uracil Correct Answer: - Guanine 
 
Prokaryotes contain a _________ chromosome, and eukaryotes contain ________ chromosomes. 
- single-stranded circular...
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BCMB 412 - latest Exam 1 Review
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Which of the following early discoveries supports the idea that chromosomes carry the genetic information? 
 
i. Chromosomes segregate during meiosis 
ii. Chromosomes segregate during cell division 
iii. Chromosomes are made of protein 
iv. Mutations can be linked to specific chromosomes, such as sex chromosomes - correct answer i, ii, and iv 
 
In the early 1940's, many scientists thought that proteins and not DNA were responsible for the genetic inheritance of characters. If this opinion ha...
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ASU BIO 340 Exam 1 Questions & Answers 2024
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ASU BIO 340 Exam 1 Questions & Answers 
2024 
selective breeding (artificial selection) - CORRECT ANSWER-the process of 
developing organisms with specific characteristics as chosen by the breeders 
Gregor Mendel () - CORRECT ANSWER-Amateur botanist who 
published an explanation of hereditary transmission in plants in 1866. Known for 
his pea-plant experiments and commonly referred to as the "father of genetics" 
modern genetics - CORRECT ANSWER-the study of heredity and the variation 
of inhe...
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BIO 171 FINAL EXAM 2 | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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genetic material must meet what criteria 
ANSWER: -information 
-replication 
-transmission 
-variation 
what happened in the late 1800s 
ANSWER: -biochemical basis 
-chromosomes carry genetic information 
what happened in the 1920s to 1940s 
ANSWER: -protein portion of chromosomes to be the genetic material 
explain Griffith's bacterial transformation 
ANSWER: -late 1920s Frederick griffith 
- streptococcus pneumoniae 
- staring that secrete capsules look smooth 
(fatal in mice) 
Deeagles - S...
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