Research in plant biotechnology has focused primarily on characteristics that
a. improve resistance to pests, reduce the need for pesticides, and increase survival rates in adverse growing conditions.
b. allow genetically engineered seeds to be prepared within two months.
c. allow genetically engineered seeds to double in size within one year.
d. reduce the need for other genes to be introduced into a plant genome.

What is 5 questions you should ask yourself when trying to tell if a health resource is reliable

Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes. b) no; antibiotics do not kill viruses because viruses do not have dna or rna. c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.

What if you were not responsible for planning the menu, and you noticed that the portions provided were often very large? what resource(s) could you use to understand the appropriate portion sizes for children? a. national and state health standards b. cooking course c. ask parents d. ask the school nurse and guidance counselor