PLEASE HELP what is the function of chromosomes

1) regulating the production of specific proteins
2) producing energy through metabolism
3) transmitting electrical signals through the body
4) controlling the rate of cellular division

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Which of the following is the most likely outcome of global warming