What was Charles Darwin's area of study?

Asap what occurs after cytokinesis is completed at the end of meiosis 1?

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.