What is the main cause for global wind patterns?

1) currents in the ocean affect the air above it

2) unequal heating of different parts of Earth

3) differences in elevation different landmasses

4) greenhouse gases

(please no guessing)

Which identifies the main purpose of biological taxonomy?

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.