In the expression   are called _____. aterms bconstant cexponent ddegree of a term

Terms can be added or subtracted to form an expression.

a term without any pronumeral component

Which of the following is the infix expression?a.A+B*Cb.#NAME?c.ABC+*d.ABC

AbinaryalloycomprisestwochemicalelementsAandB.Thealloyconsistsoftwophases@andf,withspecificpropertiesXaandXz,andcompositionsCaandCa,respectively.TheoverallcompositionofthealloyisCand,thealloy hasanoverallspecificpropertyX.(i)IsC=Cat+Cg?Explainyouranswer.(4marks)(ii)Findthefractions,xaandxg,ofthetwophases.xaandxpshouldbethefractionsbynumberofatomsormass,accordingtohowthecompositionsCaandCparedefined.

The transcribed, but not translated, sequence that is immediately upstream of the coding region that encodes the functional product is called the __________ region. A. leader B. terminator C. trailer D. promoter