The basal side of epithelium is always connected to? A) basement membranes
B) connective tissue
C) epithelial cells
D) blood vessels

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

Onsider the paragraph above. what is one chemical property of water? a) water is a polar molecule. b) water is the universal solvent. c) water reacts with group 1 metals. d) water has a high specific heat capacity.

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.