2)
sunspot data

average sunspot number calendar year
12 1986
29 1987
100 1988
158 1989
142 1990
146 1991
95 1992

during which year would we expect to experience the most background static in satellite communication systems from space to earth?
a) 1986
b) 1989
c) 1990
d) 1992

Animal bodies (and even plant bodies for that matter) are complex enough that life couldn't exist without enzymes. enzymes are usually large, complex biological catalysts that are expensive to make. enzymes speed up the rate of chemical reactions without being used up during the reaction (they can be reused many times). they are highly specific in the reactions they regulate. knowing what enzymes are and how they function, why does this explain why complex life forms could not exist if there were no enzymes.

Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.

Asap. this question is 100 points if you answer it question: describe the basic relationship between ocean depth and temperature seen in the graph