Regulation of nitrogen fixation Study guides, Study notes & Summaries

1-What microbial process was responsible for changing Earth’s atmosphere from one without oxygen to one with oxygen? Select one: a. anaerobic respiration b. decomposition c. oxygenic photosynthesis d. temperature regulation 2-In the nitrogen cycle, which of the following phases involves the release of nitrogen as into the Earth’s atmosphere? Select one: a. ammonification b. denitrification c. nitrification d. nitrogen fixation 3-Farmers commonly inoculate legume crops with Rhi...

Regulation of nitrogen fixation exam questions and answers nif cluster - Answer- a genetically linked and coordinately regulated group of operons encoding genes required for nitrogen fixation What is the EBP for nif genes? - Answer- NifA How does the activity of NifA differ from that of NtrC? - Answer- The unmodified form of NifA is active NtrC needs to be phosphorylated to be active Under what 2 conditions does nif transcription occur? - Answer- 1) Only in the absence of a fixed nitrog...

nif cluster a genetically linked and coordinately regulated group of operons encoding genes required for nitrogen fixation What is the EBP for nif genes? NifA How does the activity of NifA differ from that of NtrC? The unmodified form of NifA is active NtrC needs to be phosphorylated to be active Under what 2 conditions does nif transcription occur? 1) Only in the absence of a fixed nitrogen source 2) Only if oxygen concentration not high enough to damage nitrogenase 2 What are th...

Regulation of nitrogen fixation exam questions and answers nif cluster - Answer- a genetically linked and coordinately regulated group of operons encoding genes required for nitrogen fixation What is the EBP for nif genes? - Answer- NifA How does the activity of NifA differ from that of NtrC? - Answer- The unmodified form of NifA is active NtrC needs to be phosphorylated to be active Under what 2 conditions does nif transcription occur? - Answer- 1) Only in the absence of a fixed nitrog...

Regulation of Nitrogen Fixation Exam Questions with correct Answers 2024/2025( A+ GRADED 100% VERIFIED).

Regulation of nitrogen fixation exam questions and answers nif cluster - Answer- a genetically linked and coordinately regulated group of operons encoding genes required for nitrogen fixation What is the EBP for nif genes? - Answer- NifA How does the activity of NifA differ from that of NtrC? - Answer- The unmodified form of NifA is active NtrC needs to be phosphorylated to be active Under what 2 conditions does nif transcription occur? - Answer- 1) Only in the absence of a fixed nitrog...

MHC II Proteins are found on what type of cells? Professional Antigen Presenting Cells Molecular Koch's Postulate are important for identifying: A gene involved in virulence Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Based on what we've discussed, why do you think you are supposed to get a flu shot each year? -Epitopes of flu strains are highly variable on an animal basis -No cross protection ...

Cca International Exam Questions With 100% Correct Answers List the 17 essential nutrients and identify which are micronutrients (8) and which are macronutrients (9) - answerMacro: carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium, sulfur Micro: boron, chlorine, copper, iron, manganese, molybdenum, nickel, zinc Which macronutrients are mobile in plants? Which are not? - answerMobile: nitrogen, phosphorus, potassium, magnesium Not mobile: calcium, sulfur List ...

Cca International Exam Questions With 100% Correct Answers List the 17 essential nutrients and identify which are micronutrients (8) and which are macronutrients (9) - answerMacro: carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium, sulfur Micro: boron, chlorine, copper, iron, manganese, molybdenum, nickel, zinc Which macronutrients are mobile in plants? Which are not? - answerMobile: nitrogen, phosphorus, potassium, magnesium Not mobile: calcium, sulfur List ...