Answer:
The large eyed ducks had an undesirable trait, but the small eyed ducks have a desirable trait. Because the large eyed ducks had a trait that decreases their chances of survival, they wete killed. But small eyed ducks are lucky because they have a trait that increases their chance of survival. The small eyed ducks reproduce more offspring that have small eyes, but the large eyed ducks cannot because they didn't survive. This causes that the allele for large eyes in the gene pool to decrease.
Two fatty acids ( long chains of Hydrogen and carbon) which are attached to a glycerol head , where the glycerol head is attached to a phosphate group
or generally Phospholipids consist of a hydrophilic head and a hydrophobic tail.
Ribosomes have no membrane and have 2 sub units. Remember, stay in drugs, don't do vegetables, and eat your school.
Animals need to eat plants so that predators can eat the animals who eat plants, they depend on each other to be links in the food chain for example some animals eat plants and others eat animals that eat plants on top of that plants produce oxygen for animals and animals produce co2 for the plants
1/2, anything divided by 1 is always going to stay the same, also as anything divided by 0.