Which feature might result where wind erosion acts on a resistant rock layer overlying a softer rock layer?

The correct answer is - Yardang.

Explanation:

When the wind in a region exposed to rock and cause erosion on a resistant rock layer overlying a soft layer, it results in a sharp irregular ridge structure called yardang due to the soft adjacent rock layer.

It is the same as if you pile up the feathers on the rocks and blew, Rock will stay the same while feathers will be blown away.

Thus, the correct answer is - Yardang.

this protocol describes a detailed procedure for intracellular flow cytometry staining.

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.