if two chromosome have equal length and size , and different in gene number would severity of chromosomal abnormalities in this two chromosome are equal?​

Which plains area lies in both the united states and canada? altiplano central canadian shield coastal plains great plains

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.

Dna replication or repair occurs in a cell in all of thw following situations except when