Mass of an atom - Study guides, Class notes & Summaries

Biological macromolecules formed when atoms of carbon, hydrogen, oxygen, nitrogen, phosphorus, and other elements bond with each other in unique and varied ways Atom building blocks of all matter four classes of biological macromolecules carbohydrates, lipids, proteins, and nucleic acids cell fundamental, basic unit of life Matter anything that occupies space and has mass Subatomic Particles of Atom protons, neutrons, and electrons Electrons Subat...

describe the basic functions all life forms must accomplish -response to environmental stimuli & maintain homeostasis -uptake and processing of nutrients/energy -regulation -growth and reproduction compare and contrast eukaryotic and prokaryotic cell types Prokaryotes: -circular chromosomes, no nucleus, no organelles, 3.5 bya -DNA concentrated in nucleoid Eukaryotes: -linear chromosomes, nucleus, organelles, 1.5 bya -DNA concentrated in nucleus Both: -cellular function takes p...

Adaptation- - correct answersThe adjustment or changes in behavior, physiology, and structure of an organism to become more suited to an environment. Aerobic- - correct answersA process that requires oxygen. Allele -An alternative form of a gene. An example would be genes that encode eye color—some encode blue eyes (one allele), while others encode brown, green, or hazel eye colors (other alleles). - correct answers amino acids - - correct answersA small organic molecule with the stru...

HUMAN PHYSIOLOGY 15TH EDITION BY FOX TESTBANK COMPLETE 2023 NURSINGTB.COM 1 Human Physiology, 15e (Fox) Chemical Composition of the Body 1) Water makes up ________ of the total body weight of an average adult. A) 50–60% B) 55–65% C) 60–70% D) 65–75% Answer: C Section: 02.01 Topic: Inorganic compounds and solutions Bloom's: 1. Remember Accessibility: Keyboard Navigation HAPS Outcome: C03.01 Discuss the physiologically important properties of water. 2) Most of the water...

AAMC MCAT Practice Exam 2 Questions and Answers 2024 C/P: What expression gives the amount of light energy (in J per photon) that is converted to other forms between the fluorescence excitation and emission events? "intensity of fluorescence emission at 440 nm excitation at 360 nm) was monitored for 20 minutes" A) (6.62 × 10-34) × (3.0 × 108) B) (6.62 × 10-34) × (3.0 × 108) × (360 × 10-9) C) (6.62 × 10-34) × (3.0 × 108) × [1 / (360 × 10-9) - 1 / (440 × 10-9)] D) (6.62 × ...

[Brock University] BIOL 1P91 Midterm Exam Questions And Answers The smallest functional unit in living organisms - ANS Atoms The three subatomic particles - ANS protons, neutrons, electrons Where the neutrons and protons are found - ANS The atomic nucleus What was Rutherford's experiment? - ANS A fine beam of positively charged alpha particles (helium nuclei) was aimed at an extremely thin sheet of gold. A zinc sulfide screen was used to detect any alpha particles that pa...

HESI A2 2024 UPDATED QUESTIONS AND ANSWERS EXAM |7|+|−2| = ____ Note: This problem shows the number -2 within an absolute value sign, not the number -21. A. 9 B. 5 C. 0 D. 14 - A. 9 9 is the correct answer because the brackets around the numbers mean you are adding the absolute value of those numbers. The absolute value of a number is always positive, so: The absolute value of 7 is 7.The absolute value of -2 is 2.Therefore, the problem becomes: 7 + 2 = 9. Note: You will not ...

Package Title: Hein Test Bank Course Title: Hein 14e Chapter Number: 3 Question type: Multiple Choice 1) All matter is composed of elements. Approximately how many elements are there? a) 4 b) 10 c) 68 d) 100 Answer: D Difficulty: easy Learning Objective 1: Define an element and write the chemical symbol for an element when given its name. Section Reference 1: Section 3.1 2) The smallest particle of an element that can exist is called a(n) ___. a) atom b) ferrul...

RNAS C Practice Test Review 437 Questions with Verified Answers A capacitor and resisitor in parallel - CORRECT ANSWER will have same voltage across since in parallel. if in series, voltage drops would occur they can be treated together If the absolute pressure of a gas is increased from 3 atm to 4 atm at constant volume, then the absolute temperature of the gas will increase by: A. 25%. B. 33%. C. 67%. D. 75% - CORRECT ANSWER B. Assuming the validity of the Ideal-Gas law, PV = n...

EPRI - Reactor Theory Exam Questions & Answers 2023/2024 Fission - ANSWER-A neutron interaction in which a nucleus absorbs a neutron, splits into two new nuclei and releases a large amount of energy; the resulting fission fragments emit neutrons and gamma rays and then undergo radioactive decay Turbines - ANSWER-A device with rotating blades that are connected to a shaft and turned by having a fluid do work on the blades; in a nuclear power plant, steam turbines are rotated by expanding ...