Nitrogen cycle - Samenvattingen, Aantekeningen en Examens

Stern's Introductory Plant Biology, 14e (Bidlack) Chapter 1 What Is Plant Biology? 1) The early scientist who first demonstrated experimentally that plants do not have the same modes of nutrition as animals was A) Nehemiah Grew. B) Carl Willdenow. C) Alexander von Humboldt. D) Sir J. D. Hooker. E) J. B. van Helmont. Answer: E Topic: Diversification of Plant Study Bloom's: 1. Remember Learning Outcome: 01.04 List the aspects of botany with which each of the major botanical disciplines ...

Purines and examples of them Purines contain two carbon-nitrogen rings and four nitrogen atoms. Adenine and guanine Pyrimidines and examples of them pyrimidines contain one carbon-nitrogen ring and two nitrogen atoms. Thymine and cytosine Structure of DNA DNA is a double helix (two helical strands.) The two strands are held together by the 'rungs', which are made of complementary pairs. The pairs are held together by weak hydrogen bonds. Arrangement of DNA antiparallel arrangement, ...

EEB 2100 UConn Exam 2 Latest Questions With Verified Answers 2024 Most profound nutrients being added to ecosystems by humans - Correct Answer Nitrogen and phosphorus Nitrogen facts - Correct Answer makes up 78% of Earths atmosphere and many enzymes and proteins that humans need Phosphorus cycle - Correct Answer Necessary for ATP in cellular energy rare and is most often the limiting factor in ecosystems Phosphorus sources - Correct Answer All natural phosphorus is from the weath...

Ducks Unlimited Final Exam Practice Questions with Complete Solutions In what year was the Clean Water and Air Act created? 1948 What does NOT influence an organism's niche/survival? Commensalism- one benefits and the other derives neither benefit nor harm According to the presentation, ecosystem management was broadened by the establishment of which of the following in 1978? Conservation Biology Which of is known to cause primary succession? Glacier Movement What are positive...

Which of the following statements about the nitrogen cycle is false? a. Nitrogen fixing bacteria exist on the root nodules of legumes and in the soil. b. Ammonification is the process by which ammonium ion (NH4+) is released from decomposing organic compounds. c. Denitrifying bacteria convert nitrates (NO3-) into nitrogen gas (N2). d. Nitrification is the process by which nitrites (NO2-) are converted to ammonium ion (NH4+). - ANSWER d. Nitrification is the process by which nitrites (NO2-) a...

In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? 10-8 M Fungi are able to reproduce asexually by creating conidiospores and sporangiospores. Which of the following is an accurate explanation for why it is advantag...

Primavera Biology B Unit 5: Ecology Questions and Answers 100% Pass CHECKPOINT 22 Which describes symbiosis? Two organisms belonging to different species live closely together and have specific interactions. What is the most specific ecological level? an organism A tick feeding off the blood of a dog is an example of which type of relationship? parasitism In which of the following situations would primary succession occur? on an island just formed by a volcano Which of the following descr...

What are the four most common elements in living matter? - correct answer Hydrogen, Oxygen, Nitrogen, and Carbon --make up 96% of all living matter. Properties of Acids - correct answer Donate H+ to a solution, accept electrons, and have a pH of <7 What happens in the S phase of the cell cycle? - correct answer DNA Synthesis What happens in the G1 phase of the cell cycle? - correct answer Growth -- cell contents are duplicated. What happens in the G2 phase of the cell cycle? - cor...

Honors Biology First Semester Final Exam with Complete Solutions What is the term for the process by which cells convert atmospheric nitrogen into a usable form for plants? Nitrogen Fixation What is the name of the small RNA molecules that regulate gene expression by targeting mRNA for degradation? MicroRNA (miRNA) What is the term for the process in which an organism produces offspring that are genetically identical to itself? Asexual Reproduction What is the name of the...

Final Exam Straighterline Microbiology 182 Questions with Correct Answers 100% Verified In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - Correct Answers Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? - Correct Answers 10-8 M Fungi are able to reproduce asex...