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\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{holmesan123}
\pdfinfo{
  /Title (genetics.pdf)
  /Creator (Cheatography)
  /Author (holmesan123)
  /Subject (Genetics Cheat Sheet)
}

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% Commands
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% Header and Footer
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\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
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    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Genetics Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{holmesan123} via \textcolor{DarkBackground}{\uline{cheatography.com/31787/cs/9701/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}holmesan123 \\
  \uline{cheatography.com/holmesan123} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 7th November, 2016.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
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  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
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% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Cells}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Cells are the basic units of all living things including human beings. Cells aren't all exactly the same in shape but their  structure is similar. New cells are produced from existing cells.} \tn 
% Row Count 4 (+ 4)
% Row 1
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\mymulticolumn{1}{x{8.4cm}}{All human cells contain:} \tn 
% Row Count 5 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Cell membrane (Gate of the cell) - Holds and filters everything in and out of the cell} \tn 
% Row Count 7 (+ 2)
% Row 3
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\mymulticolumn{1}{x{8.4cm}}{Cytoplasm (Area of movement) - Watery gel-like material that holds everything in place} \tn 
% Row Count 9 (+ 2)
% Row 4
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\mymulticolumn{1}{x{8.4cm}}{Mitochondria (Powerhouse of the cell) - Produces the energy for the cell} \tn 
% Row Count 11 (+ 2)
% Row 5
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\mymulticolumn{1}{x{8.4cm}}{Nucleus (Control center of the cell) - Regulates and controls the cell} \tn 
% Row Count 13 (+ 2)
% Row 6
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\mymulticolumn{1}{x{8.4cm}}{Nuclear membrane (Gate of the nucleus) like the cell membrane, it protects and filters the nucleus.} \tn 
% Row Count 15 (+ 2)
% Row 7
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\mymulticolumn{1}{x{8.4cm}}{Chromosomes (Director of the cell) - Directs activity of the cell} \tn 
% Row Count 17 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Cell division}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Mitosis}} Cells divide by the process of mitosis for growth and to replace worn out or injured cells. Mitosis produces two Genetically identical daughter cells to the parent cell so that the same cell functions and processes can continue.} \tn 
% Row Count 5 (+ 5)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Meiosis}} Meiosis is a special type of cell division that occurs in the sex organs to produce male and female gametes which are Genetically different} \tn 
% Row Count 9 (+ 4)
% Row 2
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\mymulticolumn{1}{x{8.4cm}}{{\bf{Gametes}} Human - sperm (male) egg (female) Plants - pollen and ovule   Human body cells (somatic cells) contains 46 chromosomes. This is known as the Diploid number. Gametes produced in meiosis have half the diploid number of chromosomes known as the Haploid number. When the ovum and sperm fuse in fertilisation, the diploid number of chromosomes is restored in the zygote. If cells didn't divide you wouldn't grow. Mitosis makes identical cells.} \tn 
% Row Count 19 (+ 10)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{DNA}}  \tn
% Row 0
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\mymulticolumn{1}{x{8.4cm}}{Chromosomes and their genes are made up of a molecule called DNA. Each chromosome is a very long section of tightly coiled DNA. DNA molecules create the code that controls what your cells are and what they do.} \tn 
% Row Count 5 (+ 5)
% Row 1
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\mymulticolumn{1}{x{8.4cm}}{DNA is made up of nucleotides. Each nucleotide contains: a nitrogen base, a deoxyribose sugar and a phosphate group. The nucleotides are arranged in a way that gives the DNA it's characteristic double helix shape, which looks like a twisted ladder.} \tn 
% Row Count 10 (+ 5)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Base pairs hold the strands of the DNA helix together. Each different nucleotide has a letter, either A, T, C, or G, which is determined by the nitrogen base it has.} \tn 
% Row Count 14 (+ 4)
% Row 3
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\mymulticolumn{1}{x{8.4cm}}{A = Adenine C = Thymine T = Cytosine G = Guanine} \tn 
% Row Count 15 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{A always pairs with T. You can remember this because the straight letters go together. C always pairs with G. You can remember this because the curved letters go together.} \tn 
% Row Count 19 (+ 4)
% Row 5
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\mymulticolumn{1}{x{8.4cm}}{DNA codes for amino acids which create proteins} \tn 
% Row Count 20 (+ 1)
% Row 6
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\mymulticolumn{1}{x{8.4cm}}{Proteins are long molecules made from chemical units called amino acids. The code for the amino acids in from the genetic code, these amino acids come together to create the protein. Genes contain the instructions to make the proteins. Each amino acid is coded for by its on special sequence of threes bases called a triplet.} \tn 
% Row Count 27 (+ 7)
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\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Chromosomes}}  \tn
% Row 0
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\mymulticolumn{1}{x{8.4cm}}{Inside the nucleus are chromosomes. Chromosomes are long sections of DNA (Deoxyribonucleic acid).} \tn 
% Row Count 2 (+ 2)
% Row 1
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\mymulticolumn{1}{x{8.4cm}}{Specific sections of DNA that give instructions for a specific trait are called genes.} \tn 
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% Row 2
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\mymulticolumn{1}{x{8.4cm}}{Different species have different numbers of chromosomes. Humans have 46. We receive 23 from each of our parents, which are carried by the egg and sperm.} \tn 
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% Row 3
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\mymulticolumn{1}{x{8.4cm}}{A {\bf{karyotype}} is an image of all the chromosomes in a cell} \tn 
% Row Count 10 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Dominant and recessive}}  \tn
% Row 0
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\mymulticolumn{1}{x{8.4cm}}{The {\bf{dominant}} allele is always expressed in the phenotype when present in the genotype, it masks the presence of the recessive allele.} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{The {\bf{recessive}} allele is only expressed in the phenotype when both alleles in the genotype are recessive.} \tn 
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% Row 2
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\mymulticolumn{1}{x{8.4cm}}{Two dominant - dominant expressed One dominant and one recessive - dominant expressed Two recessive - recessive expressed} \tn 
% Row Count 9 (+ 3)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
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\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Alleles}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Alleles are the different forms of a gene. For each characteristic you have two alleles. One from your biological father and one from your biological mother.} \tn 
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% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Genotype}} The set of genetics of a person. The entire genetic makeup of a person, specifically the combination of the alleles from your parents. The phenotype is the expression of the genotype.} \tn 
% Row Count 8 (+ 4)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Phenotype}} The phenotype is a set of characteristics that you can see of a person. They are formed by the genotype and the environment.} \tn 
% Row Count 11 (+ 3)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Homozygous}} This is where two of the same allele are in the genotype for a particular gene. This is for both dominant and recessive genes.} \tn 
% Row Count 14 (+ 3)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Heterozygous}} Where two different alleles are present in the genotype for a particular gene. One is dominant and one is recessive.} \tn 
% Row Count 17 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Protein}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Proteins are long molecules made from chemical units called amino acids. The code for the amino acids in from the genetic code, these amino acids come together to create the protein. Genes contain the instructions to make the proteins. Each amino acid is coded for by its on special sequence of threes bases called a triplet.} \tn 
% Row Count 7 (+ 7)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Proteins have many different uses in our bodies. They repair and grow things like hair and nails} \tn 
% Row Count 9 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}