Ph optimum - Samenvattingen, Aantekeningen en Examens

What process causes a plant to fix nitrogen? - ANS Rhizobium bacteria infects plant root and forms nodule Legumes and Rhizobium bacteria have what kind of relationship? - ANS Symbiotic How much nitrogen does alfalfa fix? - ANS 250 How much nitrogen does sweet clover fix? - ANS 170 How much nitrogen does red clover fix? - ANS 150 How much nitrogen does soybean fix? - ANS 100 How much nitrogen does hairy vetch fix? - ANS 70 How much nitrogen do field peas ...

Natures of amino acidspolar, non-polar, electrically-charged Properties of amino acidswhite crystalline solids, high melting point, soluble in H2O Effect of pH on enzyme activityincreases then decreases above the optimum pH Why does the enzyme activity decrease above optimum pH?the active site is changed due to the ionic bonds Describe the effect of substrate concentration on enzyme activityincreases then constant

Pharmacology 2023/2024 HESI PN Specialty V2 Exam 1) A client is being treated for hyperthyridism with propylthiouracil (PTU). The LPN/LVN knows that the action of this drug is to: A. decrease the amount of thyroid stimulating hormone circulating inthe blood. B. increase the amount of thyroid-stimulating hormone circulating inthe blood. C. increase the amount of T4 and decrease the amount of T3 producedby the thyroid. D. inhibit synthesis of T3 and T4 by the thyroid gland. D. PTU is an...

0.91 - Most spoilage bacteria require an Aw that is greater than 100 fold - What is the margin of safety for additives that do not cause cancer? 192 - A bacteria with an initial population of 3 colonies, has a generation time of 20 minutes. How many bacteria will there be after 2 hours under optimum conditions for growth? 2 ways to restrict water - remove it or bind it 3 methods to preserve foods - 1. patrol the growth 3 ways to get microorganisms to ferment - 1. rely on indigenous organis...

TEAS Nursing Entrance Exam Questions and Answers Latest Updated 2024/2025 (100% Verified) When the chromosomes line up in mitosis this is known as which phase? A. Telophase B. Anaphase C. Metaphase D. Prophase B - Which cellular organelle contains enzymes that are considered digestive? A. Golgi Apparatus B. Lysosomes C. Nucleus D. Ribosomes B - Organs repair themselves through a process of? A. Meiosis B. Mitosis C. Cellular differentiation D. Transformation A - Which of the foll...

Energy is defined as a. heat b. the capacity to do work c. change d. movement b. the capacity to do work Enzymes work most effectively at a. their optimum pH and temperature conditions b. all pH and temperature conditions c. only one temperature and a specific pH a. their optimum pH and temperature conditions A series of sequential chemical reactions which are maintained in the cell are called a. chemical reactions b. biochemical pathways c. energy steps d. second messenger cascades b. biochem...

Arkansas CCA Exam Questions with accurate answers, rated A+ Which is not a self pollinating crop? - -Corn is a cross pollinating crop ` When you drain a flooded rice field what happens to P uptake? - -Phosphorous becomes more available as water removes P from soil colloids moving it to soil solution The higher clay content the higher chances the P is attached back to soil colloids when water is removed Rice uses DD50 and Cotton uses DD60, what does the 50 and 60 represent? - -The 50...

Which level of protein structure is disrupted through the hydrolysis of peptide bonds? Quaternary Tertiary Primary Secondary - ANSWER Primary The primary structure of a protein is the sequence of amino acids held together by peptide bonds. Peptide bonds are formed by dehydration reactions and disrupted by hydrolysis. A mutation in the beta-hemoglobin gene, which results in the replacement of the amino acid glutamate in position 6 with the amino acid valine, leads to the develop...

Water Treatment Plant Operator Exam Questions With Answers Latest Updated 2024/2025 Graded A+. What is used as a chemical coagulant? - Answer Alum The correct order of treatment in a surface water plant is... - Answer Coagulation, Flocculation, Sedimentation and Filtration In determining the proper dosage of alum, the most useful test is the____________ test. - Answer Jar If sludge is not continually removed from the sedimentation basin, its accumulation results in? - Answer Turbidity The...

Water Treatment Plant Operator Exam Questions With Answers Latest Updated 2024/2025 (Graded A+) What is used as a chemical coagulant? - Answer Alum The correct order of treatment in a surface water plant is... - Answer Coagulation, Flocculation, Sedimentation and Filtration In determining the proper dosage of alum, the most useful test is the____________ test. - Answer Jar If sludge is not continually removed from the sedimentation basin, its accumulation results in? - Answer Turbidity Th...