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human evolution midterm
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Questions in this quiz (29)
1Comte de Buffon: Inferred relationship between [blank_start]organismal change[blank_end] and [blank_start]change in the environment[blank_end].
- Aorganismal change
- Bchange in the environment
2Jean-Baptiste Lamarck: [blank_start]Lamarckian inheritance[blank_end] - organisms change to adapt to their environment
- ALamarckian inheritance
3Charles Darwin: Introduced idea of [blank_start]evolution[blank_end] by [blank_start]mechanism of natural selection[blank_end].
- Aevolution
- Bmechanism of natural selection
4Three mechanisms for evolution by natural selection:
1. [blank_start]Heritability[blank_end]
2. [blank_start]Competition[blank_end]
3. [blank_start]Differential Survival[blank_end] / [blank_start]Reproduction[blank_end]- AHeritability
- BCompetition
- CDifferential Survival
- DReproduction
5Simple cells with no nucleus.
- AProkaryotes
- BEukaryotes
6Eukaryotic Cells
- ASimple
- BComplex
- CNo nucleus
- DHave nucleus
7What are the three components of a nucleotide? In order from left to right on a diagram.
1. [blank_start]Phosphate[blank_end]
2. [blank_start]Sugar[blank_end]
3. [blank_start]Nitrogenous base[blank_end]- APhosphate
- BSugar
- Cbase, nitrogenous base
84 different types of nucleotides
[blank_start]adenine (A)[blank_end], [blank_start]cytosine (C)[blank_end], [blank_start]guanine (G)[blank_end], and [blank_start]thymine (T)[blank_end]- Aadenine, A
- Bcytosine, C
- Cguanine, G
- Dthymine, T
9Links together strands of DNA.
- Adeoxyribose
- Bpolynucleotide chain
- Chydrogen bonds
10The process of producing two identical DNA molecules from one original DNA molecule.
- ADNA synthesis
- BDNA replication
- CTranslation
- DTranscription
11The original DNA molecule stays intact after replication.
- ATrue
- BFalse
12Protein synthesis is the making of proteins.
- ATrue
- BFalse
13Proteins are made up of 20 different kinds of [blank_start]amino acids[blank_end] linked together by [blank_start]peptide bonds[blank_end] to form [blank_start]polypeptide chains[blank_end].
- Aamino acids
- Bpeptide bonds
- Cpolypeptide chains
14During transcription, info that was transferred from the DNA via RNA is turned into proteins.
- ATrue
- BFalse
15Translation happens in the cytoplasm.
- ATrue
- BFalse
16During transcription, a [blank_start]protein-coding DNA sequence[blank_end] is transcribed or copied into an [blank_start]RNA molecule.[blank_end]
- Aprotein-coding DNA
- BRNA molecule.
17Transcription happens in the -
- Acytoplasm
- Bnucleus
18Mitosis occurs in the [blank_start]somatic[blank_end] cells.
- Asomatic
19Meiosis occurs in the [blank_start]sex[blank_end] cells.
- Asex
20Mitosis leads to the production of two daughter cells, each with the same number of chromosomes as the parent cell.
- ATrue
- BFalse
21Mutations that occur in somatic cells or problems in the cell division process that happen during mitosis are heritable.
- ATrue
- BFalse
22Meiosis occurs outside of sex cells, mutations that happen in this cell division process are not heritable.
- ATrue
- BFalse
23Mendel's law of inheritance
- APhenotype is determined by gene replication.
- BDominant genes always prevail in inheritance.
- CCharacteristics are determined by genes inherited from mom and dad
24When no evolutionary forces are operating genotypic frequencies reach stable proportions in one generation is called the [blank_start]Hardy-Weinberg equilibrium[blank_end].
- AHardy-Weinberg equilibrium
25Examples of discontinuous traits vs. continuous traits
- AHair color
- BFingerprint
- CEye color
- DTongue print
26[blank_start]The modern synthesis[blank_end] refers to the early to the mid-century formulation of evolutionary theory that reconciled classical Darwinian selection theory with a newer population-oriented view of Mendelian genetics that attempted to explain the origin of biological diversity
- AThe modern synthesis
27Evolutionary constraints
- AGene drift
- BLaws of physics and chemistry
- CNatural selection
- DComplex adaptations involving many genes
28Animals and plants produce more offspring than can survive, creating competition. [blank_start]Malthusian trap[blank_end]
- AMalthusian trap
29Believed in slow processes vs. abrupt events/theory of catastrophism: [blank_start]Charles Lyell[blank_end]
- ACharles Lyell
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- Description
- Quiz on human evolution midterm, created by Jennesy Herrera on 10/10/2022.
- Author
- Jennesy Herrera
- Language
- English
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