Bio 140 Study guides, Class notes & Summaries

When conducting inspections of Food establishments, the food program specialists generally focus on specific areas - ANSWER-1. Food safety practices 2. Time and temperature control 3. HACCP 4. Prevention against contamination 5. Personal hygiene Disease causing microorganism with no odor/taste which makes it hard to detect in food - ANSWER-Pathogen organism living on or within another living organism and receiving food and protection from it - ANSWER-Parasite Germ essential to countless...

JMU BIO 140 Lab Exam (2023/2024) Questions and Answers (Verified Answers)

BIO 1406 - lab exam 3 questions and answers already passed Mitosis division of a cell nucleus in which the chromosomes number stays the same Mitosis purpose increase cell number during growth, development and repair Cytokinesis division of cytoplasm sister chromatids duplicates of an original chromosome centromere region whats holding chromatids together spindle football shaped structure composed of microtubules. involved in moving chromosomes during cell division centri...

biol 1406 Collin College -Bio 1406 chapter 12 questions with answersCell division - correct answer Reproduction of cells In unicellular Organisms division of one cell reproduces - correct answer The entire organism Multicellular eukaryotes depend on cell division for - correct answer -development from a fertilized cell -growth -repair Cell cycle - correct answer The life of a cell from formation to its own division Most cell division results in - correct answer Daughter cells with...

What is the difference between cations and anions? - Cation is the loss of electrons, the atom becomes more positive. Anion is the gain of electrons, the atom becomes more negative. Differentiate between mass number and atomic number. - Mass number- number of protons and neutrons. Atomic number- number of protons What are valence electrons and what is their significance? - Valence electrons are electrons in the outermost shell of an atom. They are important in determining the bonds that the...

Bio 1406 Lab exam 1 questions and answers already passed metric scale for length (m): nm, um, mm, cm, dm, m, Dm, Hm, Km *opposite when converting* metric scale for volume (L): nL, uL, mL, cL, dL, L, DL, HL, KL *opposite when converting* metric scale for mass (g): ng, ug, mg, cg, dg, g, Dg, Hg, Kg *opposite when converting* standard metric scale K, H, D, gram liter meter, d, c, m, _____, _____, u, _____, _____, n *normal when converting* what is used to measure length ruler ...

Bio 1406 Exam 3 chapters 8-10 questions n answers rated A+The electrons derived from this oxidation reaction in the Calvin cycle are used to reduce ___to____ - correct answer CO2, G3P The following reaction AB+C+ HEAT is what type of reaction - correct answer Exergonic What type of reaction occurs spontaneously? - correct answer Exergonic What type of reaction requires a net input of energy from its surroundings? - correct answer Endergonic In cells what is usually the immediate sour...

Why is it important to post-rinse when pipetting volumes less than 20 microliters? A. Small volumes may not get expelled completely due to surface tension. B. You can't accurately pipette less than 20 microliters. C. You don't need to post rinse small volumes. D. Small volumes will evaporate prior to transfer. - A. Pipettors are most accurate in the middle to top end of their volume range. True False - True How can contamination be prevented in the laboratory? A. Keeping test tubes an...

JMU Bio 140 Lab Checkpoint Quiz 5 - 12 Questions and Answers 2022 | 100% Verified Answers JMU Bio 140 Lab Checkpoint Quiz 5 - 12 Questions and Answers 2022 | 100% Verified Answers

Bio 1403 Practice Test 2|32 Questions with Verified Answers If two different polypeptides share the same primary structures, but have quite different tertiary structures, then this might be because A) the sequence of their amino acids is different. B) the environment in which each works may have different pH, temperature, etc. C) one, but not the other, may have been assisted by a chaperonin. D) all three of these (E) only two of these - CORRECT ANSWER e If a 50-base-pair stretch of ...