Valence Study guides, Class notes & Summaries
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Portage Learning BIOD 101 Modules 1, 2,3,4,5, and 6 | Actual Exam Tests Questions With Verified Answers
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Portage Learning BIOD 101 Modules 1, 
2,3,4,5, and 6 | Actual Exam Tests 
Questions With Verified Answers 
What is matter and what states can it exist in? - ANSWER Matter 
is anything that takes up space, by having volume, and has mass. 
Can exist in a solid, liquid, or gaseous state. 
Explain the difference between essential and trace elements - 
ANSWER Essential elements are required for human life. Trace 
elements are only required in small quantities 
Describe an ionic bond - ANSWER fo...
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BSC 1010 Final Exam (A+ GRADED)
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ATP correct answers Adenosine triphosphate. The energy currency of the cell. 
 
Endomembrane System correct answers A network of membranes inside and around a eukaryotic cell, related either through direct physical contact or by the transfer of membranous vesicles. 
 
oxidation correct answers Loss of electrons 
 
reduction correct answers Any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen) 
 
exergonic correct answers A reaction that results in ...
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Incidence and Prevalence of Sleep Disorders fully solved 2023/2024
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Incidence and Prevalence of Sleep DisordersEffects of Sleep Deprivation - correct answer 70% of adults report insufficient sleep at least one night a month 
 
Effects of Sleep Deprivation - correct answer 11% report insufficient sleep every night 
 
Effects of Sleep Deprivation - correct answer Irritability 
Cognitive impairment 
Memory loss 
Impaired moral judgement 
Severe yawning 
Hallucinations 
Symptoms similar to ADHD 
impaired immune system 
Risk of type 2 diabetes 
Decrease in heart rat...
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Edexcel a level chemistry paper 1 mark scheme june 2023
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Mark Scheme (Results) 
 
Summer 2023 
Pearson Edexcel GCE 
In Chemistry (9CH0) 
Paper 01: Advanced Inorganic and 
Physical Chemistry 
Edexcel and BTEC Qualifications 
Edexcel and BTEC qualifications come from Pearson, the world’s leading 
learning company. We provide a wide range of qualifications including 
academic, vocational, occupational and specific programmes for employers. 
For further information visit our qualifications websites at 
or for our BTEC qualifications. 
Alternatively, y...
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PAX Science NLN Exam Questions and Answers Latest 2022 Graded A
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PAX Science NLN Exam Questions and Answers Latest 2022 Graded A 
A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains 
A.) carbon dioxide. 
B.) hydrogen. 
C.) oxygen. D.) nitrogen. answer: carbon dioxide. 
A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? 
A.) 125/95 mm Hg 
B.) 120/80 mm Hg 
C...
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Incidence and Prevalence of Sleep Disorders CCSH study guide Questions With Complete Solutions
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Incidence and Prevalence of Sleep Disorders CCSH study guide Questions With Complete Solutions
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CHEM 210 Exams 1-8 and Final Exam.
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CHEM 210 Biochemistry Exams 1-8 and Final Exam. Question 1 
3 / 3 pts 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is 
considered a macromolecule. 
 
True 
Correct! 
 
False 
Question 2 
3 / 3 pts 
True or False: Biomolecules can have only two functional groups. 
 
True 
Correct! 
 
False 
Question 3 
3 / 3 pts 
True or False: The following functional group is an alcohol. 
 
True 
Correct! 
 
False 
Question 4 
3 / 3 pts 
True or False: In a eukaryot...
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BLG1501 Assignment 2 Semester 1 2024 (Solutions)
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BLG1501 Assignment 2 Semester 1 2024 (Solutions) 
 
Question 1 
Not yet answered 
Marked out of 2.00 
Flag question 
Question text 
Hydrolysis is reaction which occurs when 
Select one: 
a. 
a bond of a polymer is broken down through the addition of water molecule. 
b. 
two molecules are covalently bonded to each other through the loss of water. 
c. 
a double bond is formed between two atoms. 
d. 
a triple bond is formed between two atoms. 
Clear my choice 
Question 2 
Not yet answered 
Marked o...
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Bio WGU study for OA c190 QUESTION AND CORRECT ANSWER Latest update 2023
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Adaptation- - correct answersThe adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. 
 
Aerobic- - correct answersA process that requires oxygen. 
 
Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). - correct answers 
 
amino acids - - correct answersA small organic molecule with the stru...
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AC-HPAT Chemistry Study Guide 2023 with complete solution
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AC-HPAT Chemistry Study Guide 2023 with complete solution 
 
double-displacement reaction 
A double displacement reaction, also known as a double replacement reaction or metathesis, is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products 
Precipitate 
precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid fro...
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