Table Object
Weight
in
air (N)
Apparent Buoyant Mass of Muss of
weight (N) force (N) benker besker
and (kg)
water
(kg)
Mass of
Weight of
displaced displaced
water (kg)
water (N)
Rock
200 g mass
Styrofoam

The answer would be a

Answer (d) the universe had cooled enough for atoms to combine, protons and neutrons were too far apart to form nuclei;

How is it possible that phylogenies based on sequences from nuclear genomes and organellar genomes (i.e., chloroplasts and mitochondria) from the same group of species yield phylogenetic trees with different branching orders?   answer :   the genome of the endosymbiont is more closely related to members of the group in which it originally evolved, while the nuclear genome of the engulfing organism has its own evolutionary trajectory.