Double helix - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about Double helix? On this page you'll find 3032 study documents about Double helix.
Popular textbooks 'Double helix'
All 3.032 results
Sort by
-
2024 AQA AS BIOLOGY 7401/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 VERIFIED / Biology AQA AS level 7401/1 Paper 1
- Exam (elaborations) • 7 pages • 2024
-
Available in package deal
-
- $18.49
- 7x sold
- + learn more
2024 AQA AS BIOLOGY 7401/1 
Paper 1 Question Paper & 
Mark scheme (Merged) June 
2023 VERIFIED / Biology AQA 
AS level 7401/1 Paper 1 
Describe the induced-fit model of enzyme action - ANSWER-- 
active site not complementary to/does not fit substrate 
- Shape of active site changes as enzyme- substrate complex forms 
- Distorting bonds (in substrate leading to reaction) 
• The human cell then makes a complementary strand to the HIV DNA. 
The complementary strand is made in the same way as a ne...
-
AC-HPAT Prep (Biology, Chemistry, Physics, Math) 188 Questions With Complete Solutions.
- Exam (elaborations) • 10 pages • 2024 Popular
-
- $13.99
- 4x sold
- + learn more
AC-HPAT Prep (Biology, Chemistry, Physics, Math) 188 Questions With Complete Solutions. 
 
Most of the cell membrane's specific functions are controlled by: 
Proteins 
Alcoholic Fermentation is a form of: 
Anaerobic Respiration 
Phagocytosis is a form of: 
Endocytosis 
What is a pyruvate? 
Pyruvate is an important chemical compound in biochemistry. It is the output of the metabolism of glucose known as glycolysis. One molecule of glucose breaks down into two molecules of pyruvate, which are then...
-
BSC 108 Exam 3 Kennedy Questions and Answers Solved 100% Correct!!
- Exam (elaborations) • 12 pages • 2024
- Available in package deal
-
- $8.49
- 3x sold
- + learn more
The structure of a strand of DNA. - Answer-it is a double helix, like a twisted ladder. 
the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate 
backbone (made of deoxyribose and a phosphate group) 
What are the nucleotide subunits? - Answer-adenine, guanine, cytosine, and thymine 
How are the subunits held together? - Answer-through a hydrogen bond 
What are the nucleotide subunits compliments? - Answer-Adenine and thymine 
cytosine and guanine 
How does D...
-
Technologist in Molecular Biology, MB(ASCP) board exam prep 2024 with 100% Correct Answers
- Exam (elaborations) • 122 pages • 2024
- Available in package deal
-
- $14.49
- 3x sold
- + learn more
Technologist in Molecular Biology, MB(ASCP) 
board exam prep 2024 with 100% Correct 
Answers 
Pyrimidine - Answer ️️ -One carbon ring 
Cytosine, Thymine, Uracil 
What is the function of mRNA? - Answer ️️ -Carries genetic info out of nucleus 
Transcript translated to protein 
What is the function of tRNA? - Answer ️️ -Carries aa to ribosome 
Anticodon pairs with codon on mRNA strand 
What is the function of rRNA? - Answer ️️ -part of ribosome structure 
most abundant RNA 
coordina...
-
ASU BIO 181 Exam 2 (modules 7-12) Questions & Answers 2024
- Exam (elaborations) • 8 pages • 2024
-
Available in package deal
-
- $8.49
- 1x sold
- + learn more
ASU BIO 181 Exam 2 (modules 7-12) Questions & Answers 2024 
 
 
Draw the sugar in DNA and label the carbons as discussed in the lecture. Then circle the carbon that is different in RNA. - ANSWER-... 
 
Which enzyme unwraps the double helix? - ANSWER-Helicase 
 
Which enzyme is used first to permit DNA polymerase III to begin replicating the 3' strand? - ANSWER-Primase 
 
The double helix of DNA is wrapped around 1 3/4 times around which of these components? - ANSWER-Nucleosome 
 
In the lagging...
Want to regain your expenses?
-
Edexcel A Level Biology Paper 1 Mark Scheme June 2023 (Salters Nuffield)
- Exam (elaborations) • 29 pages • 2023
-
- $7.99
- 2x sold
- + learn more
uestion 
Number 
Answer Mark 
1(a) The only correct answer is C a place where an organism lives 
A is incorrect because a group of organisms of different species living in the same area is a 
community 
B is incorrect because a group of organisms of the same species living in the same area is a 
population 
D is incorrect because the role of an organism is its niche 
(1) 
Question 
Number 
Answer Additional guidance Mark 
1(b)(i) A description that makes reference to three of the following 
• ...
-
Campbell Biology Test Bank 11TH Edition (Urry)
- Exam (elaborations) • 1243 pages • 2023
-
- $29.49
- 7x sold
- + learn more
Campbell Biology Test Bank 11TH Edition (Urry) Cells are ________. 
A) only found in pairs, because single cells cannot exist independently 
B) limited in size to 200 and 500 micrometers in diameter 
C) characteristic of eukaryotic but not prokaryotic organisms 
D) characteristic of prokaryotic and eukaryotic organisms 
Answer: D 
Bloom's Taxonomy: Knowledge/Comprehension 
Section: 1.1 
2) In comparison to eukaryotes, prokaryotes ________. 
A) are more structurally complex 
B) are larger 
C) ar...
-
BSC 108 Test 3|74 Questions With Answers
- Exam (elaborations) • 16 pages • 2023
-
- $7.99
- 1x sold
- + learn more
The scientific study of heredity is called ___________. 
 
a. heredity 
b. breeding 
c. genetics 
d. true-breeding - ️️c. genetics 
 
In DNA, the phosphate groups and the sugars are on the outside of the double helix. 
 
a. True 
b. False - ️️a. True 
 
Which of the following are potential problems with Genetically Modified (GM) crops and Transgenic plants. 
 
a. Crops carrying genes from other species might harm the environment. 
b. GM foods could be hazardous to human health. 
c. Tran...
-
Biochem Module 6 (Portage Learning), CHEM 210 Biochemistry Questions and Answers 100% Graded A+ Updated 2024
- Exam (elaborations) • 10 pages • 2024
-
- $8.89
- 1x sold
- + learn more
Biochem Module 6 (Portage Learning), CHEM 210 Biochemistry Questions and Answers 100% Graded A+ Updated 2024 
 
In DNA, adenine always pairs with ________. 
 
- Thymine 
- Guanine 
- Uracil 
- Cytosine - CORRECT ANSWER-- Thymine 
 
DNA is built from which of the following? 
 
- Nucleosides 
- Genes 
- Purines 
- Nucleotide 
- Codons - CORRECT ANSWER-- Nucleotide 
 
The double helix of DNA is stabilized mainly by __________. 
 
- Ionic bonds 
- Covalent bonds 
- Ion-dipole bonds 
- Hydroge...
-
BIO 111 ECPI A&P questions with correct answers
- Exam (elaborations) • 6 pages • 2023
-
- $13.99
- 1x sold
- + learn more
Part of the cell cycle when DNA replicates Answer interphase 
 
Phase of mitosis when the nuclear envelope starts to disappear and chromatin condenses into highly visible chromosomes Answer prophases 
 
Atoms that lose electron tend to become Answer positively charged 
 
The first folding of linear amino acid sequence (e.g alpha helix and beta sheet) are types of protein Answer secondary structure 
 
The major components of the cell membrane Answer phospholipids and proteins 
 
Ribosomes are bes...
How much did you already spend on Stuvia? Imagine there are plenty more of you out there paying for study notes, but this time YOU are the seller. Ka-ching! Discover all about earning on Stuvia