Which of the following is(are) non-technological ways of improving air quality?
a. using public transportation
b. building wind turbines
c. turning lights off when leaving a room
d. both a and c

Match the digestive enzymes to the macromolecules they to digest. break down fats into glycerol and fatty acids break down carbohydrates into simple sugars break down nucleic acids into nitrogenous bases and simple sugars break down proteins into amino acids

Prompt compare the three types of volcanic mountains in terms of shape, type of eruption, and the minerals that make up the volcano

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.