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climate change - any substantial change in the climate that lasts for an extended period of time ecosystem - the living and nonliving components of an environment habitat - the physical environment where an organism lives and to which it is adapted biome - a large geographic area defined by its characteristic plant like, which in turn is determined by temperature and levels of moisture greenhouse effect - the normal process by which heat is radiated from Earth's surface and trapped by gas...

The transition between arteries and veins occurs within tiny blood vessels termed: - capillaries Leading to atherosclerosis, there is a progression of blood vessel disease. Which of the following most accurately describes the progression of the disease? - fatty streak development, plaque development, obstructive plaque formed The liquid part of your blood is - plasma A blood vessel that carries blood toward the heart is - a vein Hemoglobin is a complex protein, which is made of four indepe...

Macronutrients - a chemical substance that an organism must obtain in relatively large amounts Macronutrients include - proteins, carbohydrates, fats Micronutrients - the nutrients that our bodies require in smaller amounts Micronutrients include - vitamins and minerals Essential Nutrients - the nutrients required for normal body functions that are not synthesized by the body Essential amino acids - amino acids that are needed, but cannot be made by the body; they must be eaten in foods ...

Do populations evolve on purpose? Is evolution goal-oriented? Explain - Evolution is not Goal oriented!!! Mutations and adaptations happen if those alleles happen to be present, if the genes needed to survive are not present within that population, the population will die. Who was Charles Darwin, and why is he in every Biology textbook? - -Naturalist who took a trip to the Galápagos Islands -Observed similarities between living and fossil organisms. -Charles was the first to propose the i...

Once a virus has invaded a host cell, the host cell will most likely be destroyed as a result of _____. - Answer-the virus causing the host cell to burst All viruses contain - Answer-genetic material and a protein coat. Which statement regarding virus reproduction is true? - Answer-Viruses use the host cells' organelles to produce viral nucleic acids. Which statement regarding viruses is true? - Answer-All true: Viruses are enclosed in a protein shell. Each virus has a unique shape. Herp...

Bio Cengage Bundled Exams with complete solution

Organic - Describes a molecule that consists mainly of carbon and hydrogen atoms. Hydrocarbon - An organic molecule that consists only of hydrogen and carbon atoms is called a hydrocarbon. Functional Group - An atom (other than hydrogen) or a small molecular group bonded to a carbon of an organic compound; imparts a specific chemical property. Monomers - Molecules that are subunits of polymers. Polymer - Molecule that consists of multiple monomers. Reaction - Process of molecular change. ...

Homeostasis is the state of chemical and physical stability within the body. - true Critical thinking is a way of evaluating information before acting. - true The sun's energy enters the Earth's cycles through the process of cellular respiration. - false One important reason for the spread of contagious disease is the misuse of antibiotics. - true The scientific method necessitates that a testable hypothesis is formed. - true Humans are related to all other life forms but we share certain...

What is biology? - Answer-The scientific study of life What are the smallest units of life? - Answer-Cells What are the components of organ systems? Select all that apply. 1. Cells 2. Organs 3. Tissues 4. Communities - Answer-1,2, & 3 Which of the following is defined as a community interacting with its environment? A) Biosphere B) Ecosystem C) Population D) Abiotic environment - Answer-B) Ecosystem What are the key features of life? Select all that apply. 1. Life is sustained by in...

Cell theory - every living organisms consists of one or more cells, which are the basic (structural and functional) unit of life; all cells come from division of preexisting cells and all cells pass hereditary material to offspring Cytoplasm - Semifluid substance enclosed by a cell's plasma membrane Nucleus - Of a eukaryotic cell, organelle with a double membrane that holds the cell's DNA Organelle - Structure that carries out a specialized metabolic function inside a cell Plasma membra...

The world ocean covers ________ of Earth's surface. - 71 Which of the following aspects of the terrestrial environment are not directly affected by the ocean? - Species composition in a rainforest The study of living marine organisms and their interactions is referred to as ________. - Marine Biology Which of the following statements about marine organisms is false? - We know enough about the biology of marine organisms to protect them. This Greek philosopher was an accomplished naturali...

_____ are made up of 3 fatty acid tails on a glycerol backbone. - Answer-triglycerides In a polar covalent bond, ________ . - Answer-e. atoms share electrons but not equally Radioisotopes can be used to detect cancer because ________ . - Answer-e. cancer cells are more active and take up the energy more quickly An important source of antioxidants is the ________ found in ________ . - Answer-e. melatonin; the body The scientific method necessitates that a testable hypothesis is formed. - An...

Autotroph - Organism that makes its own food using energy from the environment and carbon from inorganic molecules such as CO2. Chlorophyll a - main photosynthetic pigment in plants Heterotroph - Organism that obtains carbon from organic compounds assembled by other organisms pigment - an organic molecule that can absorb light of certain wavelengths Wavelength - distance between the crests of two succesive waves "Self Nourishment" (Producer) - what does autotroph mean? Is it a producer ...

What practice helps scientists avoid bias in their findings? - designing experiments that yield quantitative results Which of the following represents the most correct order of the organization of life from the smallest unit to the largest? - atoms ® molecules ® cells ® organisms ® populations ®communities ® ecosystems ® biosphere Which of the following characteristics are shared by all living organisms? I. hereditary information is passed to offspring II. adaptation to environme...

BIO 102 EXAM PACKAGE DEAL 2024,2025

Hierarchy of Organization - 1. Organism 2. Population 3. Community 4. Ecosystems 5. Biosphere Group of species; All organisms of the same species in one area - Population There are a range of ages in the population;There are lists of characteristics that apply to populations but do not apply to an ________. - individual Different populations - Community Descent with modification occurring over generatons - evolution An _______ doesn't evolve, but ______ do. - Individual; populations ...

Science - Collection of facts and a process for understanding the world Pseudoscience - Individuals make scientific-sounding claims that are not supported by trustworthy,methodical scientific studies Biology - Scientific study of life What can science NOT answer - The existence of God, understanding of beauty Hypothesis - Proposed explanation for observed phenomena Theory - Hypothesis for natural phenomena that is exceptionally well supported by data Control - The attempt to minimize any ...

What is Biology - The study of life How do we classify something as living or non-living? - The 6 characteristics of life What are the 6 characteristics of life? - 1. Have a different molecular composition than non-living things 2. Require energy and raw materials 3. Composed of cells 4. Maintain homeostasis 5. Respond to their external environments 6. Growth and reproduction What are the molecules of life? - carbohydrates, lipids, proteins, nucleic acids What is metabolism in referenc...

Chemistry - the study of matter and energy Matter - anything that has mass(weight) and takes up space Elements - cannot be broken down to a simpler form (periodic table lists all) Atom - smallest functional unit of elements ATOM: Nucleus - central core ATOM:NUCLEUS: Protons - positive charge, have mass in electonically neutral atom it = # of electrons ATOM:NUCLEUS: Neutrons - 0 charge, have mass atomic # - mass # = # of neutrons ATOM: Shells - surrounding nucleus (an atom fills up from ...

Most protists are _________, but there are some that are ____________________ - unicellular; multicellular How did the nucleus form? - invagination invagination - plasma membrane folds in on itself and inner compartments (organelles) are formed the job of the nucleus - - protect DNA - control what goes in and out of the nucleus endoplasmic reticulum - an organelle coming off of the nucleus where proteins are made golgi apparatus - newly synthesized proteins are given some final processin...