Wich was a characteristics of life after the oxygen revolution A . Fewer anaerobic species
B. Fewer aerobic species
C. Fewer ekaryotes

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 type of stimulus do mechanoreceptors detect? sound pain heat light

In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?