Your lab microscope is "parfocal." what does this mean?
a - the specimen is clearly is focus at this depth.
b - the slide should be almost in focus when changing to higher magnifications
c - you can easily discriminate two close objects as separate

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

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.

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel