What is an ethical concern regarding genetic engineering?

privacy of genetically tested individuals
unnatural and potentially dangerous organisms being created
long-term effects of genetically engineered foods
all of the above

What must be true for natural selection to heppen

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d

Examine the following diagram. place the labeled layers in order from youngest to oldest.