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This study guide provides a comprehensive overview of key concepts in biology, covering topics such as the scientific method, characteristics of life, organic compounds, cell structure and function, photosynthesis, cellular respiration, and cell cycle. It includes multiple-choice questions with verified answers, making it a valuable resource for students preparing for the crt-fusher exam.
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steps of the scientific method - correct answer ✔ observation identify problem hypothesis prediction experiment conclusion seven characteristics of life - correct answer ✔ organization of cells response to stimuli/environment homeostasis metabolism growth and development reproduction and evolution pass traits to offspring who is responsible for science advancements and their uses? - correct answer ✔ everyone
define ethics and beliefs - correct answer ✔ moral values/ right and wrong 4 organic compounds - correct answer ✔ carbs proteins lipids nucleic acids what roles do lipids play in body - correct answer ✔ store energy what roles do proteins play in body - correct answer ✔ repairs skin, muscles-composed of carbon what role do carbohydrates play in the body - correct answer ✔ source of energy-consist of carbon and hydrogen oxygen what does the body use organic compounds for - correct answer ✔ carry out life processes-contains carbon and carbon compund specific example of lipid - correct answer ✔ steroids, waxes, omega 3, tryglycerides
contain digestive enzymes that buds from gogi apparatus (waste management) - correct answer ✔ lysosomes composedor RNA, protein, sight of protein sythesis (protein factories)
uncoiled DNA - correct answer ✔ chromatin made of DNA and proteins - correct answer ✔ chromosomes nucleus - correct answer ✔ control center of cell cytoskelaton - correct answer ✔ frameowrk of cell, contains microtubules and microfilaments golgi apparatus - correct answer ✔ sorts, packages, delivers proteins nucleur envelope/nuclear membrane - correct answer ✔ has many pores, surrounds nucleus cell wall - correct answer ✔ rigid walls, contains cellulose vacuole - correct answer ✔ large storage space nucleolus - correct answer ✔ makes ribosomes define diffusion and give example - correct answer ✔ movement of particles from high concentration to low- food coloring in water
makes glucose equation for photosynthesis - correct answer ✔ 6CO2+6H20----->(light energy) C6H12O6+6O purpose of cellular respiration - correct answer ✔ make ATP what is ATP - correct answer ✔ energy used by cell glycolysis - correct answer ✔ glucose enters cell, struck by enzyme 2 pyruvic acids of oxygen is present citric acid cycle - correct answer ✔ 2 ATP CO electrons needed ETC - correct answer ✔ 32 ATP water/H2O equation for cellular respiration - correct answer ✔ C6H1206-----
(enzymes) 6C02+6H20+ATP
steps of cell cycle - correct answer ✔ IPMAT interphase - correct answer ✔ longest stage composed of g1, g2, and S prophase - correct answer ✔ division of nucleus, chromosomes and spindle fibers formed metaphase - correct answer ✔ divisin of nucleus anaphase - correct answer ✔ division of nucleus, cromosomes are split apart and pulled away to polar ends of nucleus telophase - correct answer ✔ division of nucleus, chromosomes uncoil and spindle fibers disappear cytokinesis - correct answer ✔ division of cytoplasm purpose of mitosis - correct answer ✔ heals, repairs tissue, grows, reproduces , keeps cell size small C6H1206-glucose, fructose, galactose - correct answer ✔ monosaccharides
by product of glycolysis that builds up in muscle - correct answer ✔ lactic acid condition in an experiment thats changed - correct answer ✔ independent values carbon dioxide is product of this cycle - correct answer ✔ Krebs cycle type of transport that requires no energy - correct answer ✔ passive transport produces ATP and oxygen - correct answer ✔ light reaction isotomic - correct answer ✔ solutionwhen particles are same outside/inside no oxygen is ptresent, would produce a net gain of ATP - correct answer ✔ fermentation proteins - correct answer ✔ embeded in plsma membrane/allows particles to pass cell organelle that aids in cell division - correct answer ✔ centrioles
anaohase - correct answer ✔
