PLS HELPP MEE due in 10 mins)

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

Four types of motile cells in human body?

Ais a group of individuals of the same that exist together in the same place at the same time