calcium
Most are represented by two letters. It would be impossible for most to be represented by one letter as there are more than twice as many elements as there are letters.
Dominant alleles are written in upper case (i.e, 'A'), while recessive alleles are lower case (i.e, 'a')
Carbon is an element and it is represented by the letter C.
Ca is an element. It is a pure substance, which, by definition, is homogeneous matter, but is not a mixture.
Recessive
Angles are represented by capital letters. Small letters refer to sides.
Variables are represented as letters so they don't get confused with numbers.
cat start with the letters ca
Most are represented by two letters. It would be impossible for most to be represented by one letter as there are more than twice as many elements as there are letters.
Anything you like as long as you specify what is being represented.
It can be represented as Ca(NO3)2(aq)
Dominant alleles are written in upper case (i.e, 'A'), while recessive alleles are lower case (i.e, 'a')
Find out how are keyboard letters represented as binary data.
The Romans did but these letters or numerals represented numbers.
Most of the time a recessive allele is expressed using lower case letters in comparision to the upper case dominant alleles.
Carbon is an element and it is represented by the letter C.
that is correct