Identify the type of sentence in each question. It would be useful to review the basics of simple, compound, and complex sentences before answering the questions in this exercise. The sentences are from an adapted version of the article "Genetically Modified People" which was published in The Economist (March 15, 2015.)
By transferring genes from other organisms, scientists create genetically modified crop plants and animals.
Simple
Compound
Complex
For example, genes from bacteria are inserted into corn plants in order to make the latter resistant to diseases, pests, and herbicides.
Simple
Compound
Complex
Opponents of genetically modified crops and animals often complain that moving genes between species is unnatural.
Simple
Compound
Complex
Leaving aside the fact that the whole of agriculture is unnatural, this is still an odd worry.
Simple
Compound
Complex
Flies and worms are among geneticists’ favourite animals, so lots of data have been collected on them.
Simple
Compound
Complex
The ABO antigen system, which defines basic blood groups for transfusion purposes, looks bacterial.
Simple
Compound
Complex
The fat-mass and obesity-associated gene seems to come from marine algae.
Simple
Compound
Complex
If plant or animal breeders insert genes from other organisms into crop plants or cattle, there would no doubt be an outcry.