Biology 1404
Biology 1404
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Biology 1404 Extra Ordinary Enlightenment.
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What are some biotic examples? 
species interactions, distribution, and quantity of individual species groups or groups of 
species, and invasive or keystone species. 
species richness 
how many different species are there and a simple count. 
species evenness 
takes into account the relative abundance of each species. 
biodiversity index 
# of species in an area/ # of individuals in an area 
Alpha diversity 
the diversity within a particular area or ecosystem 
beta diversity 
a comparison of di...
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Biology 1404 Exam Chapter 8-11 Review Questions and Answers
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Allelopathy - -The idea that plants can chemically influence each other 
 
-Thomas Chamberlin - -Danger of love, makes it easy to ignore competing facts if too attached to one idea 
 
-Frits Wents & James Bonner - -Cal tech scientists came up with allelopathy 
 
-Cornelius Muller - -Agreed with allelopathy. Hid results that disagreed with allelopathy, never published data on rabits 
 
-Bruce Bartholomew - -Sets up a paper about cows causing zones of no growth and believed allelopathy wasn't tru...
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Biology 1404 Exam Chapter 15-17,21 Review
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main goal of this chapter - --Explain the "central dogma" of DNA-protein synthesis 
-Describe the genetic code and how the nucleotide sequence prescribes the amino acid and the protein sequence 
 
-The cellular process of _____ generates messenger RNA (mRNA) - -transcription 
 
-messenger RNA (mRNA) - -A type of RNA, synthesized from DNA and attached to ribosomes in the cytoplasm; it specifies the primary structure of a protein. 
-a mobile molecular copy of one or more genes with an alphabet o...
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Biology 1404 Final Exam Review Best Questions and Answers
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Most likely, mitochondria and chloroplast evolved from: - -Bacteria 
 
-What three overlapping processes are involved in development? - -Growth, morphogenesis and differentiation 
 
------ is a type of ground tissue composed of cells having tick, often lignified secondary cell walls. - -Sclerenchyma 
 
-A mature sieve element does NOT normally have: - -A nucleus 
 
-The function of companion cells is thought to be: - -Delivery of substances to sieve-tube elements 
 
-Trichomes are: - -Appendages...
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Biology 1404 Final Exam Review [Distinction Level] Questions and Answers
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matter - -anything that takes up space and has mass 
 
-elements - -any substance that cannot be broken down into simpler substances 
 
-atom - -the basic smallest unit of a matter that has all the chemical properties of an element 
 
-proton - -A positively charged particle that is part of an atom's nucleus. 
 
-neutron - -A small particle in the nucleus of the atom, with no electrical charge 
 
-electrons - -Negatively charged subatomic particles found in various energy levels (orbital shells...
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Biology 1404 Exam Chapter 15-17, 21 Review 2023
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what's the central dogma of genes&proteins? what's an exception to this rule? - -DNA (transcription) - RNA (translation) - protein. reverse transcription. 
 
-in ___, the ___ sequence turned to ___ sequence *(_-_) - -transcription - DNA - RNA - T-U 
 
-in ___, the "___ ___" stru happens where the ___ is ___ start of ___. it runs in ___ ___, small __ ___. - -translation - Christmas tree - tip - RNA's - transcription - one direction - to big 
 
-the ___ starts ___. it is a ___ ___ & is __ bp ...
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Biology 1404 Exam Chapter 8-11 Review 2023
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entire organism - -In unicellular organisms, division of one cell reproduces the __________. 
 
-Cell division - -_________ enables multicellular eukaryotes to develop from a single cell and, once fully grown, to renew, repair, or replace cells as needed. 
 
-Mitosis - -When does tissue repair occur? 
 
-Mitosis - -When does embryonic happen? 
 
-Mitosis - -When does development occur? 
 
-Mitosis - -When does tissue turnover (renewal) occur? 
 
-Meiosis - -When does reproduction occur? 
 
-Germ...
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Biology 1404 Exam Chapter 15-17, 21 Review Questions and Answers 2023
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Which of the following can regulate protein expression in a cell? 
A. mRNA degredation 
B. Protein degredation 
C. RNA processing - -All of the above 
 
-Alternative RNA splicing allows for: - -Different mRNA molecules are produced from the same primary transcript 
 
-An operon may consist of which of the following: 
A. Promoter 
B. Genes 
C. Regulatory gene - -A & B: A promotor and genes 
 
-What is a protein produced by a regulatory gene? - -A repressor 
 
-For a repressible operon to be trans...
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Biology 1404 Exam Chapter 15-17,21 Review 2023
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the white allele is recessive - -white flowering plants were not observed in the F1 generation following a cross of true breeding purple and white flowering plants in Mendels monohybrid cross experiment because 
 
-dipliod - -human somatic cells are 
 
-16 - -given 4 different charateristics assuming independent assortment how many different types of gamestes are possible 
 
-on the same chromosome - -if two genes are linked they are 
 
-dividing white blood cells - -which cell would be best to ...
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Biology 1404 Exam Chapter 15-17,21 Review (Distinction Level)Questions and Answers 2023
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Gene expression - -The process by which DNA directs protein synthesis and has two stages 
 - transcription 
 - translation 
 
-Transcription - -the synthesis of RNA using information in DNA 
- produces messenger RNA (mRNA) 
 
-Translation - -the synthesis of a polypeptide using information in the mRNA 
 
-Ribsosomes - -the sites of translation 
 
-Translation in prokaryotes - -translation of mRNA can begin before transcription has finished (coupled) 
 
-Transcription in eukaryotes - -transcripti...
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