Which two systems does the nervous system work with to direct behavior and movement? *
O digestive and respiratory
muscular and skeletal
O excretory and digestive
circulatory and digestive

Which is a character of nuclear fusion but not nuclear fission

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )