Hydrophilic Study guides, Study notes & Summaries
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Bio 1201 gregg Exam 2 (100% correct and graded A+)
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transport proteins - are responsible for controlling passage across the membrane 
fluid mosaic model - The membrane is a mosaic of protein molecules bobbing in a fluid bilayer of 
phospholipids 
fatty acid tails - nonpolar, hydrophobic 
fatty acid heads - hydrophilic, polar 
periphial proteins - bound to the surface of the membrane 
integral proteins - penetrate the hydrophobic core (ones that span the membrane are 
transmembrane protiens 
How do cells recognize each other? - by binding to molec...
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PORTAGE LEARNING CHEM 210 exams 1-8 and final exam
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Portage Learning CHEM 210 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 ...
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BIOD 101 Module 5 Exam Portage learning
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Question 1 
4 / 4 pts 
Multiple Choice: 
Which of the following signaling types occurs during periods of development specifically 
for the secretion of growth factors? 
 Autocrine signaling 
 Endocrine signaling 
 Direct cell-to-cell signaling 
Correct! 
 Paracrine signaling 
 Synaptic signaling 
Question 2 
4 / 4 pts 
Explain why a steroid hormone would require a carrier protein to transport it through the 
bloodstream. 
Answer: Steroid hormones are hydrophobic. They would require a carrier 
pr...
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NAS 2 Challenge Exam (2023/2024) 100+ Questions and Verified Answers| Already Graded A
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NAS 2 Challenge Exam (2023/2024) 100+ Questions and Verified Answers| Already Graded A 
Q: Define organic compounds and list the 4 major groups of organic compounds in the body 
 
 
Answer: 
All organic compounds contain carbon and hydrogen. 
1. Carbohydrates 
2. Lipids 
3. Proteins 
4. Nucleic Acids 
 
 
 
Q: Define carbohydrates. Name the elements that make-up carbohydrates 
 
 
Answer: 
Sugars (saccharide) and starches that are formed by a 1:2:1 ratio of carbon (C), Hydrogen (H), and Oxygen (...
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PATHOPHYSIOLOGY 9TH EDITION MCCANCE TEST BANK 2023.
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PATHOPHYSIOLOGY 9TH EDITION MCCANCE TEST BANK 2023. 
Chapter 1: Cellular Biology 
MULTIPLE CHOICE 
1. Which statement best describes the cellular function of metabolic absorption? 
a. Cells can produce proteins. c. Cells can take in and use nutrients. 
b. Cells can secrete digestive enzymes. d. Cells can synthesize fats. 
ANS: C 
In metabolic absorption, all cells take in and use nutrients and other substances from their 
surroundings. The remaining options are not inclusive in their description...
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PSI Cosmetology Theory Exam 2023 Questions and Answers
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Soft Water/ Rain water - Answer- Best for shampooing and allows shampoo to lather freely 
 
Hard Water - Answer- Minerals that lessen the ability of the shampoo to lather 
 
Purified water/Deionized water - Answer- Main ingredient in shampoo 
 
Surfactant - Answer- has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL 
 
Hydrophilic Head - Answer- Attracted to water 
 
Lipophilic Tail - Answer- Attracted to dirts and oils 
 
Acid Balanced Shampoo - Answer- pH of 4.5-5.5 
 
Jheri Redding - Answer...
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BIOL 1408 exam 2 Questions and Answers 2024 update
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BIOL 1408 exam 2 Questions and Answers 2024 update 
BIOL 1408 exam 2 Questions and Answers 2024 update 
 
 
Points Awarded	47.00 
Points Missed	3.00 
Percentage	94.0% 
 
1. 
A scientist claims to have created a machine that can run forever, therefore producing as much energy as it consumes. This claim violates: 
A)	The first law of thermodynamics 
B)	The second law of thermodynamics 
C)	The third law of thermodynamics 
D)	The law of endergonic reactions 
E)	The law of exergonic reactions 
2. 
Wh...
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IICRC - AMRT Exam, Top Questions and answers, 100% Accurate, graded A+
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IICRC - AMRT Exam, Top Questions and answers, 100% Accurate, graded A+ 
 
 
S500 (Water) // S520 (Mold) // NY City Guidelines - -In general, which remediation guidelines/standards should a remediator be familiar with? 
 
S520 Standard for Professional Mold Remediation - -The industry standard of care document for mold remediation contractors is...? 
 
Condition 1 // Normal or uncontaminated building or items // Indoor environment that may have settled spores, fungal fragments whose identity; loc...
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Portage Learning: Microbiology Final Exam Set Already Passed
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Portage Learning: Microbiology Final Exam Set Already Passed Microbiology is the study of what? Microbiology is the study of microbes (microorganisms and viruses) and their biological processes. 
What is the smallest biological unit of life? A cell 
What is a macromolecule? A macromolecule is classified as a complex molecule that is composed from smaller subunits. 
What are the four main types of macromolecules? Proteins, nucleic acids, lipids and carbohydrates 
What various functions do protein...
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BIO 101 EXAM QUESTIONS AND CORRECT DETAILED ANSWERS What makes the "head" of a phospholipid hydrophilic? A) The even distribution of electrons across the fatty acids makes the head polar. B) The uneven distribution of electrons across the fatty ac
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BIO 101 EXAM QUESTIONS AND 
CORRECT DETAILED ANSWERS 
What makes the "head" of a phospholipid hydrophilic? 
A) The even distribution of electrons across the fatty acids makes 
the head polar. 
B) The uneven distribution of electrons across the fatty acids 
makes the head polar. 
C) The phosphate group carries a negative charge, making the 
head polar. 
D) The phosphate group carries a negative charge, making the 
head nonpolar - ANSWER C 
Which would most likely pass unaided through a pla...
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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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