Question 7 of 10 Which statement best describes how panting after running helps a person's
body maintain homeostasis?
O A. It keeps the person's body warm when it is cold outside.
ОО
B. It rids the body of harmful organisms in the respiratory tract.
C. It brings more oxygen into the body to help meet increased energy
needs.
O D. It signals the body to start exercising to prevent getting out of
shape.
SUBMIT

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

Place the steps tor the formation of the enzyme pepsinogen in correct order

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.