The chemical bonds between carbon and nitrogen which link together amino acids to form proteins pose a classic chicken - and -
egg dilemma for biologists studying the origin of life.
Not exact matches
The kids get given numerous chocolate
eggs and I always have the
dilemma of whether to let them eat them all at once or eek them out
for months.
A new gene technology to differentiate between male and female chicks pre-hatch could improve animal production, reduce costs and eliminate ethical
dilemmas for the
egg and poultry industries.
Actually the bigger
dilemma for me is the fact that I buy nasty, factory farmed, bleached white
eggs to make the dye job easier but we consider the paint / dye as well.
«It's a chicken - or -
egg dilemma because you don't know if the schools are better in a neighborhood because the parents participate more or if the schools were already good and therefore they attract higher - income families who are willing to pay more
for their homes.»