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Got it resolved....updated the last peice of code to remove boundary and just have the "echo" as below

cat $ATTACH
echo '---asdfghjkl'
echo "Content-Type: text/html charset=US-ASCII;"
echo...

cat file1 | awk '{print $1}' | while read NUM
do
# echo ${NUM}

grep "Gene_${NUM}" file2 2>/dev/null # output to tty or suppress

RC=$?

if [[ ${RC} == 0 ]]...

Used cut instead of awk. Not sure why "awk" doesn't list the first one.
Maybe someone with superiour UNIX knowledge can help here.

ls /dev/sd[b-z] | cut -f3 -d "/" | awk '{print "some text" $1...

Use a "\" to escape its normal behavior of pointing to the start of the line/word.

nocarrot=`echo $var | sed -e 's/\^/_/g'`

Had to divide it into 2 parts since the separators were different

cat LOGFILE | grep "number wasnt" | head -2 | while read LINE
do
BRACKET_TXT=`echo $LINE | awk '$0=$2' FS=\( RS=\) | tr -s...

Cat it to one temporary file and then use "sort -u" to eliminate duplicates and write it to the final file.

This can be divided into 2 parts

export ROWSTOLOAD=${ROWSTOLOAD:--100}If "ROWSTOLOAD" is defined then
export ROWSTOLOAD=${ROWSTOLOAD}else set it to
export ROWSTOLOAD=-100 In general if a...

AlphaLexman is correct - This won't work with numbers.
If "ROWSTOLOAD" is null, then the output in this case will be "{ROWSTOLOAD:--100}" instead of -100