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BSC 1010 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS RATED 100% PASSED!!!

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BSC 1010 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS RATED 100% PASSED!!! Characteristics of Life 1- organization 2- homeostasis 3- metabolism 4- growth 5- adaptaion 6-response to stimuli 7- reproduction intergrative biology study of life at different levels of orginization emer...

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  • September 22, 2024
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  • 2024/2025
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BSC 1010 EXAM 1 QUESTIONS AND ANSWERS

WITH COMPLETE SOLUTIONS RATED 100%

PASSED!!!
Characteristics of Life


1- organization

2- homeostasis

3- metabolism

4- growth

5- adaptaion

6-response to stimuli

7- reproduction


intergrative biology


study of life at different levels of orginization


emergent properties


result from the arrangement and interaction of parts within a system


example of emergent properties


H2O hydrogen and oxygen are both gases separate but when combined form a liquid

,eukaryotic cell


membrane-enclosed organelles, the largest of which is usually the nucleus


prokaryotic cell


simple and usually smaller and does not contain a nucleus or other membrane-enclosed organelles


element


substance that cannot be broken down into others substances by chemical reactions


compound


substance consisting of two or more elements in a fixed ratio


molecule


consists of two or more atoms held together by covalent bonds


atom


smallest unit of matter that still retains properties of an element


elements that make up 96% of living matter


carbon, hydrogen, oxygen, and nitrogen


isotopes


two atoms of an element that differ in number of neutrons


radioactive isotopes


decay spontaneously giving off particles of energy


example of radioactive isotopes

, radiometric dating, medical scans, and tagging molecules in the lab


covalent bond


atoms share the electrons

i.e CO2


ionic bond


attraction between an anion and a cation

i.e NaCl


nonpolar covalent bond


atoms share the electron equally


polar covalent bond


one atom is more electronegative, atoms do not share the electron equally


electronegative


atoms attraction for the electrons in a covalent bond


cation


positively charged ion

(t in cation looks like a +)


anion


negatively charged ion


ions

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