2. Which is a positive result of the use of biotechnology in agriculture? A increased cost
B. increased yield
c. increased use of pesticides
D. increased use of preservatives

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast