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Which level of control operates at the cell level, often using genes and enzymes to regulate cell function? | show 🗑
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show | Circadian cycles
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To accomplish self-regulation, a highly complex and integrated communication control system or network is required. This type of network is called a(n) | show 🗑
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The normal reading or range is called the | show 🗑
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Effectors can be described as | show 🗑
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Local control or ______, intrinsic mechanisms often make use of chemical signals. | show 🗑
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The impact of effector activity on sensors may be positive or negative. Therefoe, homeostatic control mechanisms are categorized as | show 🗑
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Extrinsic control usually involves which mode of regulation? | show 🗑
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show | Slowed or maintained in the homeostatic range
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Processes for maintaining or restoring homeostasis are known as | show 🗑
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Many complex processes of the body are coordinated at many levels. These include | show 🗑
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show | Afferent
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Events that lead to an immune response to an infection or the formation of a blood clot are examples of | show 🗑
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Which of the following is a basic component of every feedback control loop? | show 🗑
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The concept that information may flow ahead to another process to trigger a change in anticipation of an event that will follow is called | show 🗑
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The relatively constant state maintained by the body is known as | show 🗑
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The plane that divides the body into upper and lower parts is the _______ plane. | show 🗑
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The abdominopelvic cavity contains all of the following except: stomach, pancreas, heart, reproductive organs | show 🗑
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show | Balance
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An organization of many similar cells that are specialized to perform a certain function is called a(n): | show 🗑
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Molecules are: | show 🗑
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show | Abdominal cavity
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A plane through the body that divides the body into right and left sides is called: | show 🗑
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What describes anatomical position? | show 🗑
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Several kinds of tissues working together are termed a(n): | show 🗑
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show | Chemical, organelle, cellular, tissue, organ, system, organism
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A sagittal section divides the body into ______ portions. | show 🗑
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Two major cavities of the human body are: | show 🗑
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show | Skeletal
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show | Deep
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show | Right hypochondriac
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show | Right hypochondriac, epigastric, and left hypochondriac
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An organ is one organizational level higher than a(n): | show 🗑
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The smallest living units of structure and function in the body are: | show 🗑
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show | Nine
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If your reference point is "farthest away from the trunk of the body" versus "nearest to the trunk of the body," where does the knee lie in relation to the ankle? | show 🗑
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show | Organelles
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The mediastinum contains all of the following except the: trachea, venae cavae, right lung, esophagus | show 🗑
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show | Area behind the knee
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show | Coronal (or frontal)
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When many similar cells specialize to perform a certain function, it is referred to as a(n): | show 🗑
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show | Mitochondria
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The reproductive system includes all of the following except the: testes, ovaries, ureter, penis | show 🗑
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The abdominal quadrants are located with what structure as their midpoint?? | show 🗑
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The lungs are located in the: | show 🗑
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What is the anatomical direction that means nearer the surface? | show 🗑
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Intracellular parasires that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: | show 🗑
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show | The body trying to maintain homeostasis and a negative feedback mechanism
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Which of the following is not one of the basic components in a feedback control loop? Effector mechanism, transmitter, sensor, integrating center | show 🗑
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The term that literally means self-immunity is: | show 🗑
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Pathogenesis can be defined as: | show 🗑
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Which of the following may put one at risk for developing a given disease? Environment, stress, lifestyle, all of the above | show 🗑
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show | Reproductive
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Positive-feedback control systems: | show 🗑
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show | Oxytocin would inhibit uterine contractions
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show | Oppose a change
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Intrinsic control: | show 🗑
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Negative-feedback mechanisms: | show 🗑
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show | Hypothalamus
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show | A state of relative constancy
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Of the pathogenic organisms, which is the most complex? | show 🗑
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What is a protein substance with no DNA or RNA and is thought to be the cause of mad cow disease? | show 🗑
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show | Set point
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The contraction of the uterus during the birth of a baby is an example of _______ feedback. | show 🗑
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show | Occurence, distribution, and transmission
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The most important monosaccharide is | show 🗑
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show | False
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The lipid that is often referred to as a tissue hormone is | show 🗑
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A very large molecule composed of subunits of sugar, a nitrogen base, and a phosphate bond is a | show 🗑
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show | Hydrophilic
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Any large molecule made up of many identical small molecules is called a(n) | show 🗑
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Chaperone proteins assist in the proper folding of other proteins so they can have the correct functional shape. True or false | show 🗑
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show | Organic molecules
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All proteins have which four elements? | show 🗑
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show | Adenine; thymine
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show | Functional group
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show | False
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Proteins are polymers of | show 🗑
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DNA and RNA are important because | show 🗑
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What determines how a protein performs? | show 🗑
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show | False
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show | All available bonds of its hydrocarbon chain are filled
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show | Polysaccharide
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show | Glycogen
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ATP | show 🗑
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show | Steroids
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show | Phospholipid and steroid
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Which of the following is not one of the major groups of organic substances in the human body? Proteins, salts, lipids, nucleic acids | show 🗑
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show | They both contain glycerol and fatty acids
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Prostaglandins and steriods share what characteristics? | show 🗑
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All of the following substances are organic except: lipids, electrolytes, carbohydrates, proteins | show 🗑
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show | Dehydration synthesis
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show | Fatty acids and glycerol
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show | Glycogen
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show | Carbohydrate and protein; protein
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Which level of protein structure refers to the number, kind, and sequence of amino acids? | show 🗑
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show | Is a double-helix strand of nucletides
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The alpha helix is an example of which level of protein structure? | show 🗑
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show | Creatine phosphate
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show | NH3+
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The element that is present in all proteins but not in carbohydrates is: | show 🗑
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Which lipid is part of vitamin D? | show 🗑
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The roles played by proteins can be divided into which categories? | show 🗑
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Humans can synthesize 13 of 21 basic amino acids; the remaining 8, which must be included in the diet, are called: | show 🗑
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show | They include substances commonly called sugars, they are the body's primary source of energy, and they are a part of both DNA and RNA.
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show | Breaks down compounds by adding
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The water molecule has two distinct ends, each with a partial electrical charge. Because of this structure, water is said to be | show 🗑
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Chemical bonds formed by the sharing of electrons are called: | show 🗑
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show | Release hydrogen ions
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show | Hydrolysis
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A molecule that is polar: | show 🗑
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A chemical bond formed by the sharing of one or more pairs of electrons between the outer shells of two atoms is called a(n) _____ bond. | show 🗑
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The total number of electrons in a neutral atom equals the number of: | show 🗑
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show | Metabolism
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Hydrogen bonds result from unequal charge distribution on a molecule. Such molecules are said to be | show 🗑
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show | Radon
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show | Eight protons
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show | Carbon
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show | Down; acidic
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show | Solution becomes more basic and the pH rises.
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Electrolytes are: | show 🗑
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Ionic bonds are chemical bonds formed by the: | show 🗑
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show | Can form as the result of a chemical reaction between acids and bases, are electrolytes, and will form crystals if the water is removed.
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A substance that can be broken down or decomposed into two or more different substances is called a(n) | show 🗑
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Which subatomic particles carry a charge? | show 🗑
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show | Hydrolysis
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The reaction between hydrogen and oxygen needed to form water is an example of a: | show 🗑
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The type of chemical reaction most likely to require energy is a(n) _______ reaction. | show 🗑
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Which type of chemical reaction results in the breakdown of a complex substance into two or more simpler substances? | show 🗑
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show | 96%
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An atom can be described as chemically inert if its outermost electron shell contains _____ electrons. | show 🗑
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Atoms with fewer than eight electrons in the outer energy level will attempt to lose, gain, or share electrons with other atoms to achieve stability. The tendency is called the | show 🗑
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show | Isotope
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For sodium to transform from a neutral atom to a positive ion, it must: | show 🗑
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A weak acid: | show 🗑
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Acids, bases, and salts belong to a large group of compounds called | show 🗑
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A force holding two atoms together is a(n) | show 🗑
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show | Number of protons in the nucleus
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The chest is ________ to the abdomen. | show 🗑
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show | Popliteal region
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show | the infero-medial aspect of the back
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The sternal region is ________ to the scapular region. | show 🗑
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An example of a tissue in the body is | show 🗑
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show | Dorsal
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show | Synthesis by scientists
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show | Torward the head
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show | The chin
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Anatomy is defined as the study of the _____ of a living organism. | show 🗑
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show | Gallbladder
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Muscles are ________ to the skin. | show 🗑
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show | Coronal
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show | Superior
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show | Median
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show | Proximal
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Which branch of anatomy studies the structural changes that occur as one ages? | show 🗑
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The brain is ________ to the skull. | show 🗑
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show | Lower part of the abdomen, where the navel lies.
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________ refers to an inner region of an organ, whereas _____ refers to an outer region or layer of an organ. | show 🗑
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show | Spinal cord
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show | Where the thigh joins the trunk
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show | Axial and appendicular
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show | Abdominal and pelvic
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The plane that divides the body into front and back portions is the ___________ plane. | show 🗑
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show | Front upper leg; thigh
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The dorsal cavity is subdivided into a cranial and a spinal cavity? True or false | show 🗑
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show | Pass through both ears
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show | Lymphatic
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show | Hydrolysis
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The process of digestion of food is an example of which type of reaction? | show 🗑
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show | Neutrons
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When atoms combine, they may gain, lose, or share: | show 🗑
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show | Zinc
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The study of metabolism includes examination of: catabolism, anabolism, APT requirements, all of the above | show 🗑
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show | Water
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show | Four
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What represents properties of water? | show 🗑
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show | Synthesis
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show | Are protein donors, taste sour, release hydrogen ions in an aqueous solution
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An example of an element would be: | show 🗑
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show | A positive and a negative ion attracting each other
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show | 2
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The hydrogen isotope tritium consists of: | show 🗑
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Atomic mass is determined by the number of: | show 🗑
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show | Exchange
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A solution that contains a greater concentration of hydroxide ions (OH-) than hydrogen ions (H+) is a(n) ________ solution. | show 🗑
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show | Stability of the atom when there are eight electrons in the outermost energy level
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show | Solution becomes more acidic
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Approximately what percentage of the body weight of an adult female is water? | show 🗑
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show | Protons
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Which kind of bond is the weakest? | show 🗑
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Carbon has an atomic number of 6. The number of electrons found in the first shell is: | show 🗑
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show | Dehydration synthesis
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A magnesium atom has an atomic number of 12, an atomic mass of 25, and a +2 charge. This atom would contain ______ protons, _____ neutrons, and ________ electrons. | show 🗑
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Substances that accept hydrogen ions are called: | show 🗑
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Which of the following represents a trace element in the body? sulfur, chlorine, iron, phosphorus | show 🗑
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Created by:
Scummings03