The answer is 2. This is why their autosomal cells are referred to as diploid in chromosome number. The gametes have only one set of chromosomes. The homologous pair (sister chromosome) separate during meiosis I. If there was an extra chromosome in addition to this set then this would cause a condition called aneuploidy.
1. There is a 50% chance that the child will have blue eyes.
2. The pair of alleles would be homozygous.
Things like littering. Some people fish with toxic equipment, or leave their nets just floating in the water which can choke some ocean animals. There's global warming, which doesn't even need to be directly near the ocean. Pollution in general heats up the planet making the ice melt, drowning polar bears and penguins.
I think what keeps blance is the hips or brain