Many people are aware that water is the most abundant substance in all organisms. Which component of living cells has the most functions? vitamins lipids carbohydrates protein nucleotides

Q: Nonpolar molecules such as lipids are good examples of: hydrophobic molecules. electrolytes…

A: Basis of polarity of molecules comes from charges on atoms in the particles.The centre of atom or…

Q: Why is water considered the universal solvent? A:Water molecules are weakly bonded to other water…

A: Biomolecules are those organic compounds that are made up of carbon and hydrogen with some other…

Q: Which of the following elements is or are common to both lipids and proteins? A. Carbon only B.…

A: A macromolecule is an enormous particle, like a protein. They are made out of thousands of…

Q: Which form of water has the highest density? They are all the same a O b Ice O c Water vapor Liquid…

A: The density of water changes with changes in temperature and also with changes in salinity.

Q: Which of the following statements is true? a. Acids and bases cannot mix together. b. Acids and…

A: pH scale indicates the hydrogen ion concentration of that solution. By given pH we can say if that…

Q: Which of the following is responsible for the cohesive property of water? A Hydrogen bonds between…

A: Water is directly and intimately involved in all detail of animal physiology, but because it is so…

Q: Explain the each of the following properties making water important to life

A: Water is a molecule composed of three atoms, two hydrogen atoms and one oxygen atom. It is an…

Q: In your own words, list and define 3 properties of water that make it essential to life.

A: Water is the only molecule that is present on the earth's surface. We can live without food for…

Q: Which of the following is not a characteristic of water due to hydrogen bonding? Solvent Adhesion…

A: Hydrogen bonding : Hydrogen bonding is primarily defined as a type of electrostatic force of…

Q: Water has some very unusual properties. These properties occur because of thea. hydrogen bonds…

A: There are four types of bonds that are involved in different molecules. These bonds are ionic bonds,…

Q: Using a pH meter, you find the pH of an unknown solution to be 8.0. How would you describe this…

A: pH is a measure of the acidity or alkalinity of a solution. The pH value states the relative…

Q: We say that water molecules are because they have a positive and negative end. Elements O a O b Weak…

A: Because of the unequal distribution of electrons among the atoms and the molecule's asymmetrical…

Q: In terms of pH, seawater is slightly ____ as compared to pure water. Group of answer choices smelly…

A: Seawater is denser than both fresh water and pure water because the dissolved salts increase the…

Q: Water resistant temperature change because ____. A) large bodies of water cannot store heat B)…

A: Water is an inorganic chemical substance. It is the main constituent of the hydrosphere of the earth…

Q: The smallest unit of any substance is the . a. atom b. molecule c. cell

A: The cell is the basic structural, and function unit of all living organisms. Cells are the smallest…

Q: Which of the following is NOT TRUE about water? It has a high specific heat. O Ice floats in liquid…

A: Water is the most abundant compound that is present on Earth’s surface(71%). In nature, it can exist…

Q: When a molecule of water dissociates, , H+ and OH- are formed. O 2,2 O 2,1 O 1,2 О 1

A: Water is a compound that is present everywhere in the environment. It is an inorganic, tasteless,…

Q: What is the major consequence of the H- bonding interactions among water molecules? A. Polarity of…

A: Option (e). All of these is the correct answer. Reason: There are many effects of hydrogen bonding…

Q: Name and describe two properties of water that make it unique and required for life on earth.

A: The Earth is covered with 78% water. It is the most abundant substance on Earth. The first life…

Q: What characteristic of water do you think is most important to a living organism, such as yourself?

A: According to the question, we have to mention the characteristics of water that are most important…

Q: Which of the following demonstrates cohesion? O a Water clinging together to form a raindrop. Rain…

A: Water is an essential chemical substances which is required by all organism or living creature to…

Q: Sometimes the _______________ groups of proteins release hydrogen ions.

A: Proper functioning of body depends on a proper balance between acid and base concentration in the…

Q: Which of the following solutions is the most acidic? A. soda drink, pH 2.5 B. tears, pH 7.5 C. rain,…

A: The pH scale measures how acidic an object is. The scale has values ranging from zero (the most…

Q: Imagine that I added 5 drops of lemon juice (an acid) to two solutions of water. Solution 1: pH 7,…

A: By the measurement of pH of the solution we can conclude the the nature of the solution. If the pH…

Q: When someone uses a 10% glucose solution, what is actually in this solution? Fill in the blanks with…

A: The concentration of a solution is a measure of strength of the solution. It is the amount of solute…

Q: Which of the following statements correctly explains why a water molecule is polar? A. Water is…

A: A water molecule is made up of two hydrogen atoms and one oxygen atom.  Water is considered as a…

Q: As water is chilled, its molecules slow their movement, and H-bonds form and hold water molecules…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: and they, Compounds that release hydrogen ions in solution are called the pH of the solution. acids;…

A: The pH of a solution is used to predict the acidic and basic nature of the solution. It depends on…

Q: Precipitation is one of the main processes involved in the water cycle. It involves the formation of…

A: Precipitation- Falling of water from the cloud in the form of rain, hail or sleet During formation…

Q: Which of the following solutions will be the most acidic? drain cleaner with a pH of 13 stomach…

A: Introduction: The balance between the acid and base is measured by pH indicator or pH scale.

Q: Which of the following is an organic compound found in most cells? 1. Glucose 2. Water 3. Sodium…

A: The compounds which contains carbon hydrogen bonds are known as organic compounds. Due to carbon's…

Q: What type of bonds occur BETWEEN water molecules? OPolar covalent Non polar covalent Hydrogen O…

A: Water molecule consists of two atoms of hydrogen linked to the same atom of oxygen.

Q: The number of protons in a neutral (no charge) atom equals the number of ions. isotopes. neutrons…

A: An ion is a an atom or molecule which is charge, either positively or negatively, based on the…

Q: Four of the five answers listed below are characteristics of water. Select the exception O 1. Water…

A: According to the water. A water can do all of the  list except 4th option . All the options are…

Q: Why is water necessary for life?

A: A water molecule is made up of two hydrogen atoms bonded to a single oxygen atom. It is a polar…

Q: Discuss the biological significance of water to living organisms.

A: Water carries nutrients to all cells in our body and oxygen to our brain. Water allows the body to…

Q: Which of the following is correct about the properties of water?  Three of the qualified choices…

A: Water is also a chemical compound that is composed of one atom of oxygen and two atoms of hydrogen.…

Q: When two drops of NaOH were added to the water the color changed from purple to green. Did this make…

A: A pH measurement scale is used to specify the acidity or basicity of a solution. pH refers to the…

Q: Which statement best explains why the study of water is relevant to the study of living organisms?…

A: Water makes up 60-75% of physical body weight. A loss of simply four percent of total body water…

Q: How acidic or basic a solution is can be represented as a number on the pH scale. What is the number…

A: pH It is a scale that is used to specify the acidity or basicity of an aqueous solution having the…

Q: Which pH value indicates a solution that has more hydrogen ions that hydroxide ions? pH 9 pH 4 pH 7

A: The pH scale is the logarithmic scale that measures the hydrogen ion concentration. It indicates…

Q: Pure water has a pH of 7, the point at which the concentrations of hydrogen ions and hydroxide ions…

A: pH is defined as the negative log of the hydrogen ion concentration. It ranges from zero to seven.…

Q: Water displays many unique properties making it essential to life. Which of the following chemical…

A: Chemical formula of water is H2O.Water is inorganic, transparent and tasteless chemical…

Q: Which of the four emergent properties of water is the most important one for supporting life on…

A: Water has 4 essential emergent properties that can support life on Earth. The 4 major emergent…

Q: Sodium and Chloride make salt by forming bonds. These weak bonds are easily broken by the chemical…

A:

Q: Which of the following is most likely to be found evenly distributed in water in a homogeneous…

A: A homogenous mixture has a uniform composition. The salt water is considered a homogenous mixture.…

Q: How do you think the cohesive nature of water relates to its evaporation?

A:

Q: A solution has many more OH- and less H+ ions. This solution has a is a solution. pH and it high,…

A: pH basically means Hydrogen potential . It helps in determining how much of hydrogen ions are…

Q: hich of the following is not a unique property of water? provide as means of lubrication have a high…

A: Introduction: Water is important for the survival of all living beings. Water generally has no…

Nutrition and Digestion

The process of consuming nutrients to utilize them for various biological purposes is known as nutrition. The substances absorbed from food are known as nutrients. They serve different important functions in the body, such as repairing wounds and damages, generating energy for metabolism, and regulating biochemical reactions.