Findcontrol

 I have the following code. How do I find the control "ddlSex" from codebehind using "FindControl" method?

asp:WizardStep StepType="Step" runat="server" ID="StepRegister" Title="Step 2">
        
   <asp:UpdatePanel ID="UpdatePanel1" UpdateMode="Conditional" runat="server">
        <ContentTemplate>
    
<asp:LoginView ID="LoginView1" runat="server">    
    <AnonymousTemplate>
<asp:Panel ID="pnlRegister" DefaultButton="btnCreateUser" runat="server">
<table width="96%">
<tr>
    <td>
        <asp:Literal ID="Literal1" Text="& ...