\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\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{corn}
\pdfinfo{
  /Title (bio-finals.pdf)
  /Creator (Cheatography)
  /Author (corn)
  /Subject (Bio Finals Cheat Sheet)
}

% Lengths and widths
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\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{948F89}
\definecolor{LightBackground}{HTML}{F8F8F7}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Bio Finals Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{corn} via \textcolor{DarkBackground}{\uline{cheatography.com/81210/cs/19478/}}}
\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}corn \\
  \uline{cheatography.com/corn} \\
  \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 28th April, 2019.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% 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*}{3}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Cell Division}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Genome - entire DNA \newline % Row Count 1 (+ 1)
Chromatin - Fiber Dna \newline % Row Count 2 (+ 1)
Chromosome - Condense single DNA \newline % Row Count 3 (+ 1)
cycle cycle = cell growth + cell division \newline % Row Count 4 (+ 1)
G1 phase: increase cell mass, 2x proteins, organelles, cytoplasm. DNA: chromatin (10h) \newline % Row Count 6 (+ 2)
S phase: 2x DNA content (cell is still 2N). DNA: Sister chromatids (9h) \newline % Row Count 8 (+ 2)
G2 phase: enzymes required for mitosis, complete growth (4h) \newline % Row Count 10 (+ 2)
M phase: Mitosis + cytokinesis (1h) \newline % Row Count 11 (+ 1)
Prophase: Chromosomes condense (appear as 2 sister chromatids) \newline % Row Count 13 (+ 2)
Centrosomes move apart, mitotic spindle forms \newline % Row Count 14 (+ 1)
Prometaphase: Nuclear envelope fragments and disappears \newline % Row Count 16 (+ 2)
spindle microtubules attach to kinetochore at centromere \newline % Row Count 18 (+ 2)
Metaphase: Chromosomes lined at the equator of the cell (metaphase plate) \newline % Row Count 20 (+ 2)
Anaphase: Kinetochore microtubule shorten; spindle poles move apart \newline % Row Count 22 (+ 2)
Sister chromatids separated and move to opposite poles of the cell \newline % Row Count 24 (+ 2)
Telophase: Nuclear envelope reform, chromosome less condensed \newline % Row Count 26 (+ 2)
contractile ring form, spindle microtubules depolymerised \newline % Row Count 28 (+ 2)
Cytokinesis: Contractile ring pinches cell into 2, each with a nucleus \newline % Row Count 30 (+ 2)
} \tn 
\end{tabularx}
\par\addvspace{1.3em}

\vfill
\columnbreak
\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Cell Division (cont)}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{cytoplasm divided into 2 \newline % Row Count 1 (+ 1)
chi test: (o -e)\textasciicircum{}2/e \newline % Row Count 2 (+ 1)
df = phases - 1% Row Count 3 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Meiosis}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{2n -\textgreater{} 4 daughter cells with n  \newline % Row Count 1 (+ 1)
Genetic variation: -independent assortment of homologous chromosome at metaphase I \newline % Row Count 3 (+ 2)
-Crossing over between homologous chromosome at prophase I \newline % Row Count 5 (+ 2)
-Random fertilisation  \newline % Row Count 6 (+ 1)
Non-disjunction: spindle fibres fail to separate sister chromatids or homologous chromosomes \newline % Row Count 8 (+ 2)
monosomy: 2n -1 \newline % Row Count 9 (+ 1)
trisomy : 2n + 1 \newline % Row Count 10 (+ 1)
ds = trisomy 21 \newline % Row Count 11 (+ 1)
turner = X \newline % Row Count 12 (+ 1)
triplex = XXX \newline % Row Count 13 (+ 1)
klinefelter = XXY \newline % Row Count 14 (+ 1)
Jacob = XYY% Row Count 15 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Mode of inheritance}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Locus: Location of a specific gene in a chromosome \newline % Row Count 2 (+ 2)
Allele: alternative version of the same gene \newline % Row Count 3 (+ 1)
Determines contrasting traits of the same character \newline % Row Count 5 (+ 2)
Character: heritable features that varies among individuals \newline % Row Count 7 (+ 2)
Trait: variant for each character \newline % Row Count 8 (+ 1)
Reciprocal Cross: To test the role of parental sex on a given inheritance pattern \newline % Row Count 10 (+ 2)
Parent organism must be true breeding \newline % Row Count 11 (+ 1)
c1: wt f x m m  c2: m f x wt m% Row Count 12 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}