Intro to bio Study guides, Class notes & Summaries

Abiotic - Non-living, may be within or made by a living organism. Biotic - Living. Matter is considered ______ if it was ever alive at some point in time Atom - Smallest level. The basic unit of matter. Consists of a dense nucleus surrounded by electrons. Molecule - Second level. A chemical structure consisting of at least two atoms held together by a chemical bond. Macromolecule - Third level. Biologically important molecules that are technically polymers. Example: DNA. Cell - Fourth le...

A SUBATOMIC PARTICLE HAS A NEGATIVE CHARGE AND IS FOUND IN A SHELL OF THE ATOM. WHAT IS THE PARTICLE? - AN ELECTRON MALE PEACOCKS COMPETE WITH ONE ANOTHER TO MATE FEMALE PEACOCKS. MALES WITH MORE COLORFUL TAIL FEATHERS ATTRACT FEMALE MATES AT A HIGHER RATE THAN THOSE W/O. THEREFORE MALE PEACOCKS HAVE COLORFUL TAIL FEATHERS, WHEREAS FEMALE PEACOCKS DO NOT. WHAT IS THIS AN EXAMPLE OF? - SEXUAL SELECTION A GARDENER MAINTAINS A SPECIES OF ROSE THAT PRODUCD EITHER YELLO FLOWERS ( THE DOMINANT ...

What's your definition of bioengineering/biomedical engineering? Use your own words to describe it. - answer: Bioengineering is an interdisciplinary profession that incorporates several branches of the natural sciences such as: Biology, chemistry and physics and provides knowledge through the engineering lens. List 5 biomedical engineering products that were not discussed in class. - answer: 1.)3D printed organs 2.)Surgical Robots 3.)portable prototype Ka-band microwave systems 4.)Rege...

WGU C190 INTRO TO BIOLOGY EXAM 2024 WITH 100% ACCURATE SOLUTIONS Fats and oils are composed of - correct answer Fatty acids and glycerol Fatty acids can naturally be saturated or unsaturated. A saturated fatty acid has - correct answer . All single covalent bonds Triglycerides, a type of fat, are composed of what two subunits? - correct answer Fatty acids and glycerol

BIOS 105 Intro to BIOS (Latest 2024 / 2025) Questions & Answers with rationales

Which of the following is NOT a domain of the 3 domain system? - ANSWER Prokarya An atom of which of the following elements contains 6 protons and electrons? - ANSWER Carbon ___ is the name for all the chemical processes in the cell. - ANSWER Metabolism What does a receptor protein do? - ANSWER Allows a specific molecule to bind to it because of its shape ___ are modifications that make organisms suited to their way of life. - ANSWER Adaptations Example of a monosaccharide - ANSWER Gluc...

WGU C190 Intro to Biology Module 1 practice test questions & Answers Recent Update 2023

Which one of the following lists shows the correct order of biological organization? - Population, community, ecosystem, biosphere A modification that makes organisms more suited to their environment is called a/an: - Adaptation During a scientific experiment, the control group is: - Identical to the experimental group in all areas except the variable being tested When an atom has 2 or more electron shells, the outer shell will be most stable if it contains 8 electrons. This concept is cal...

Which of the following accurately describes the structure of an atom? - Protons an neutrons are in the nucleus with the electrons orbiting around the nucleus When two atoms transfer electrons, the bond formed is called... - An Ionic bond Fats and steroids are examples of - lipids which macromolecule is responsible for carrying the genetic material in a cell? - Nucleic acid Jelly Like structure that helps hold all other cellular organelles in place within a cell. - Cytoplasm. Golgi apparatu...

Biosphere earth's includes all life and the places where it exists Ecosystems consists of all living organisms in a particular area and all the nonliving components of the environment with which life interacts, such as soil, water, and light Communities all organisms in a tide pool (iguanas, crabs, seaweed, bacteria, etc) Populations withint the community are various groups of interacting individuals of one species, such as a group of iguanas Organisms an individual living thing, like ...