Which of the following is a genotype for an individual heterozygous for a trait? e. Rr
f. tt
g. YY
h. Pz

Please help!!

Plz plz plz quick! 49 points for whoever which of the following statements about greenhouse effect is true? *life on earth is suffering because of greenhouse effect *the greenhouse effect is caused by human activity *all greenhouse gases are harmful *life on earth would not exist without the greenhouse effect

Which process can increase the rate of greenhouse gas emissions into the atmosphere in response to a decrease in albedo

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated