22. Species change over time
23. Observing
Peppered moths. They were initially light coloured but the industrial revolution came and cover the trees with soot or dust, darkening the tree barks. The light coloured moths were preyed on easily so more dark coloured moths who were able to camouflage survived. The darker coloured moths has better reproductive success, passed on the favourable alleles to their young, over generations, increase the frequency of dark coloured allele in the gene pool.
You can read about it search peppered moths
Answer:
hydrosphere
Explanation:
The hydrosphere includes: the earth's oceans and seas;its ice sheets, sea ice and glaciers
They can have a child with straight hairline even though they posses the dominant phenotype only if the genotype is heterozygous.
Answer:
water tends to repel or exclude which of the following?
hydrophobic molecules
non polar molecules
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