What is the specific name given to organisms?

Which of the following descriptions of proteins are true? i. proteins can have different sequences of amino acids. ii. proteins can have different shapes. iii. proteins can have different numbers of amino acids. a. only i and ii are true. b. only ii and iii are true. c. only i and iii are true. d. i and ii and iii are all true. e. none are true statements

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What is true of sea slugs in these orders