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Author Archives: Anonymous

Which of the following biomes is not characterized by grasse…

Which of the following biomes is not characterized by grasses being the predominant vegetation?

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When the ecological niches of two species are very similar,…

When the ecological niches of two species are very similar, what will happen?

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There are two main species of periodical cicadas in the Unit…

There are two main species of periodical cicadas in the United States. One that emerges every 13 years to mate and one that emerges every 17 years to mate. What type of reproductive barrier is keeping these two species isolated from each other?

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Water moves from land to the atmosphere through

Water moves from land to the atmosphere through

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What is the room total cooling load?

What is the room total cooling load?

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In the deserts of North America, you find many species of ca…

In the deserts of North America, you find many species of cacti which have big fleshy stems adapted for storing water. In the deserts of Africa, you find many species of euphorbs which have big fleshy stems adapted for storing water. The similarity of adaptations between these very different plants is an example of

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An allele for yellow seeds is dominant to an allele for gree…

An allele for yellow seeds is dominant to an allele for green seeds in pea plants. In a population of pea plants, 84% of the plants produce yellow seeds and 16% of the plants produce green seeds. What is the frequency of the heterozygous genotype in this population?

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Which of the following is an example of warning coloration?

Which of the following is an example of warning coloration?

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Some traits are favored not because they enhance survival, b…

Some traits are favored not because they enhance survival, but because they increase the individual’s likelihood of obtaining mates. This is called

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How do mountains affect climate?

How do mountains affect climate?

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