During temperature question 3 options: 1. sulfur oxides combine with water in the atmosphere 2. an influx of acidic water causes a rapid change in the ph of water 3. levels of ground-level ozone decreases 4. pollutants near the earth's surface become trapped.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim