When a person doesn't get enough sleep, their immune system: A Becomes stronger
B Becomes weaker
C Gains autoimmunity
D Can't remember diseases

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000