Hydrophilic head Study guides, Class notes & Summaries

A phospholipid molecule has 1. a hydrophilic head that is repelled by water. 2. hydrophilic tails that are repelled by water. 3. a hydrophilic head that is attracted to water. 4. a hydrophobic head that is repelled by water. 5. hydrophobic tails that are attracted to water. - a hydrophilic head that is attracted to water. A cell membrane is not 1. a fluid structure. 2. a rigid structure. 3. a mosaic structure. 4. a bilayered structure. 5. composed of phospholipid molecules. - a rigid ...

Bio 181 Exam 1 (Ch 1-7)What are the shared properties of living organisms? A. Uses oxygen for respiration B. Sexual reproduction C. Able to move D. Adapted to its environment E. Multicellular - correct answer D. Adapted to its environment Reasoning: not multicelluar because prokaryotic cells are not multicelllular What is an amphipathetic molecule? A. A molecule that amplifies the effects of an enzyme B. A molecule that is toxic to amphibians C. A molecule that has hydrophilic and...

Soft Water/ Rain water : Best for shampooing and allows shampoo to lather freely Hard Water : Minerals that lessen the ability of the shampoo to lather Purified water/Deionized water : Main ingredient in shampoo Surfactant : has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL Hydrophilic Head : Attracted to water Lipophilic Tail : Attracted to dirts and oils 2 | P a g e Acid Balanced Shampoo : pH of 4.5-5.5 Jheri Redding : first to introduce pH balanced shampoo in the 1960s Cl...

Cosmetology Written Test Practice Test Questions with Verified Answers Another term for the form or mass of a hairstyle Volume A single line of color or a series of repeated lines, creates a Bold, dramatic accent Establishing equal or appropriate proportions to create symmetry in a design is called Balance The hair design where both sides of a hairstyle form a mirror image of each other is said to have Elevated balance The two defining characteristics of hair type Wave patterns...

PSI COSMETOLOGY THEORY EXAM 2024 Soft Water/ Rain water - correct answer Best for shampooing and allows shampoo to lather freely Hard Water - correct answer Minerals that lessen the ability of the shampoo to lather Purified water/Deionized water - correct answer Main ingredient in shampoo Surfactant - correct answer has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL Hydrophilic Head - correct answer Attracted to water Lipophilic Tail - correct answer Attracted to dirts an...

"helper" molecules responsible for carrying out DNA's instructions and translating the DNA program into proteins - RNA "water fearing" region in the long, uncharged "tail" of the molecule formed by fatty acids - Hydrophobic "water loving" region from the charge on the phosphoric acid-alcohol "head" of the molecule - Hydrophilic 3 carbon alcohol with 3 OH groups that serve as binding sites - Glycerol 6;8 - The majority of organisms live or grow in habitats between pH __ & __. 7...

Phospholipid Bilayer - contains cholesterol and embedded proteins phospholipid head and fatty acid tail Phospholipid head - hydrophilic Fatty Acid Tail - Hydrophobic Exterior Phospholipid bilayer - hydrophilic, phosphoric acid region Interior Phospholipid bilayer - hydrophobic, fatty acid region Aldosterone Function - Stimulates NA+ reabsorption and K+ secretion, increases water reabsorption, blood volume, and blood pressure

Cell correct answers The fundamental unit of life Characterized by: movement, metabolism, reproduction and responding to stimuli Cell theory correct answers The cell is the basic unit of all living organisms Cells are not created, they arise from pre existing cells All organisms are composed of one or more cells Robert Hooke correct answers coined the term "cell" Anton van Leeuwenhoek correct answers Viewed small prokaryotes via microscope Can you create cells? correct answers N...

BIO 201 EXAM 1 ASU LATEST UPDATE 100% VERIFIED abdominal cavity contains the digestive system and stomach abdominal region below the diaphragm abdominopelvic cavity contains the abdomen and pelvis, two layered serous membrane called peritoneum acidic pH of 0; ex: lemon juice, gastric juice, vinegar adipose connective tissue nucleus on edge, variable sizes; energy reservoir, insulation, cushion; found in skin adult stem cell undifferentiated cells found in mature organs ...

Portage Learning BIOD 101 Module 1 Exam Requires Respondus LockDown Browser Webcam Essential Biology I with Lab 2022 Module 1 Exam - Requires Respondus LockDown Browser + Webcam Due No due date Points 100 Questions 25 Time Limit 60 Minutes Requires Respondus LockDown Browser Attempt History Attempt Time Score LATEST Attempt 1 60 minutes 59 out of 100 Score for this quiz: 59 out of 100 Submitted Apr 1 at 7:35pm This attempt took 60 minutes. Correct! Correct! Correct! Question 2 4 ...