What is chromatin - Study guides, Class notes & Summaries
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BIO 235 (Kovacs) Exam 1 Questions With Verified Answers
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BIO 235 (Kovacs) Exam 1 Questions With Verified Answers 
how many chromosomes do most prokaryotes have? 
one 
 
 
how many copies of their chromosome(s) do prokaryotes have? 
one 
 
 
what organisms undergo binary fission? 
bacterial cells 
 
 
why do bacterial chromosomes get replicated before the cell divides? 
so each daughter cell receives one copy 
 
 
do eukaryotic or prokaryotic cells require more genetic information? 
eukaryotic 
 
 
what is required in order to pass complements of chrom...
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Bio 103 Exam 3 latest questions and answers all are correct graded A+
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Interphase - cell grows, performs its normal functions, and prepares for division; consists of G1, S, 
and G2 phases 
G1 phase - the cell grows in size and organelles double in size 
S phase - DNA replication ("S"= synthesize) 
G2 phase - cell growth, production of enzymes and other proteins 
two categories of mitosis - 1. karyokinesis (division of cell nucleus) 
2. cytokinesis (division of cytoplasm) 
prophase - 1. chromatin condenses to form chromosomes; nuclear membrane and nucleoli 
disapp...
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Test Bank Porth Pathophysiology Concepts of Altered Health States 2nd Canadian Edition
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Test Bank Porth Pathophysiology Concepts of Altered Health States 2nd Canadian Edition 
Table of Contents Chapter 01: Concepts of Health and Disease ................................................................................................. 3 Chapter 02: Concepts of Altered Health in Children ................................................................................... 14 Chapter 03: Concepts of Altered Health in Older Adults .............................................................
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MICR 3033 Exam 2 Questions with Revised Answers Graded A+
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MICR 3033 Exam 2 Questions with Revised Answers Graded A+ 
7Q1-How does DNA interact with the core histone nucleosome? - Answer-DNA wraps around the core histone 
 
7Q2-What is the length(fixed)of DNA(in base pairs) that wraps around a core nucleosome? - Answer-147 base pairs 
 
7Q3-What is the 30-nm fiber structure in chromatin? - Answer-solenoid 
 
7Q4-What is meant by the terms Chromatin? Euchromatin? and Heterochromatin? - Answer-Heterochromatin is condensed chromatin which makes it inactiv...
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Maryville NURS 611 patho exam 1 Questions and Correct Answers | Latest Update
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Apoptosis 
~:- A programmed cell death that is regulated or programmed. Cellular selfdestruction for elimination or unwanted cell populations 
Necrosis 
~:- Rapid loss of the plasma membrane structure, organelle swelling, 
mitochondria dysfunction 
What is the #1 cause of cellular injury leading to necrosis (especially the 
kidney and heart) 
~:- hypoxia 
What is the #1 cause of hypoxia? 
~:- ischemia 
Main component of a cell 
1 | P a g e | © copyright 2024/2025 | Grade A+ 
Master01 | Septe...
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Unit 3 Exam Review- Brooks (FAU) Questions and Answers 100% Verified
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What does the 2n symbol mean? - ANSWER-it is diploid 
 
What does the n symbol mean? - ANSWER-It is haploid 
 
What is another way to write haploid? - ANSWER-n 
 
What is another way to write diploid? - ANSWER-2n 
 
What is the definition of haploid? - ANSWER-organisms have UNPAIRED chromosomes which consists of one complete 
 
What is the definition of diploid? - ANSWER-Organisms have PAIRED chromosome which consist of two complete sets of DNA 
 
What is the difference between chromosome and ch...
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Irene Gold BOARDS PART 1 PATHOLOGY Exam Questions and Answers 100% Pass
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Irene Gold BOARDS PART 1 PATHOLOGY Exam 
Questions and Answers 100% Pass 
What type of degeneration is this? 
→calcium infiltration into normal tissue 
→hypervitaminosis D - Answer- calcification, metastatic 
What type of degeneration is this? 
→calcium infiltration into abnormal/damage tissues 
→ atherosclerosis or atheroma 
→damage to tunica intima - Answer- calcification, dystrophic 
What type of degeneration is this? 
→TB - Answer- caseous 
What type of degeneration is this? 
→...
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MCB EXAM 1 QUESTIONS & ANSWERS 2023/2024
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MCB EXAM 1 QUESTIONS & ANSWERS 2023/2024 
 
 
How large is our genome? - ANSWER-3200 million bp 
 
How many base pairs does the genome contain? - ANSWER-3 × 10^9 base pairs. 
 
How long is the genome when fully extended? - ANSWER-20,000 phone books long 
 
What is Chromatin? - ANSWER-the fibrous complex of eukaryotic DNA and histone proteins. 
 
Which are the main Histones? - ANSWER-H1, H2A, H2B, H3, and H4. 
 
What's the charge (polarity) of Histones? - ANSWER-Positive 
 
What amino acid resi...
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WGU Biochemistry OA (Latest 2022/2023) Verified Answers
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WGU Biochemistry OA (Latest 2022/2023) Verified Answers 
Bohr Effect chart (low pH) 
C- High CO2 
H- High H+ 
A- Acidic 
R-Release of O2(rt. Shift) 
T- tense state (in tissues) 
 
 
Primary structure 
Sequence of amino acids that make up a protein 
 
 
Secondary Structure 
Sequence of amino acids fold. 
 
 
Tertiary Structure 
-more folding in a 3D shape. 
-R groups (side chains) 
 
 
Quaternary Structure 
Protein has more than 1 polypeptide chain. 
 
 
Chemical reaction 
-absorb and release en...
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Irene Gold BOARDS PART 1 PATHOLOGY Exam Questions and Answers 100% Pass
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Irene Gold BOARDS PART 1 PATHOLOGY Exam 
Questions and Answers 100% Pass 
What type of degeneration is this? 
→calcium infiltration into normal tissue 
→hypervitaminosis D - Answer- calcification, metastatic 
What type of degeneration is this? 
→calcium infiltration into abnormal/damage tissues 
→ atherosclerosis or atheroma 
→damage to tunica intima - Answer- calcification, dystrophic 
What type of degeneration is this? 
→TB - Answer- caseous 
What type of degeneration is this? 
→...
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