5 789
10 11
Pili
Nucleoid
rax
Ribosomes
+
Plasma membrane
Cell wall
ران
Capsule
Flagella
(b) A thin section through the
bacterium Bacillus coagulans
(TEM)
(a) A typical
rod-shaped
hacterium

Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.

20 the compound al(nh3)2 has atoms of nitrogen.

(6.02 mc)what affect do marine protected areas have on environmental quality? they increase environmental quality by preventing resource overuse. they increase environmental quality by adding new species. they decrease environmental quality by removing all human activity. they decrease environmental quality by adding recycling facilities.