A DNA sample contains 30% cytosine. What percentage of the sample would be thymine?

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.

In the african savanna,more wildebeests are born than the environment can support. which is most likely to happen over a period of years as a result

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.