Which of the following statements is false? A. Performing a cross to produce an F1 generation can be used to show if an allele is dominant
B. The F1 generation is always hybrids
C. An F1 cross produces an F2 generation.
D. all of the offspring of a cross may exhibit the same trait

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass