The ultimate source of energy for living organisms is ____

Fill in the blank(s) with correct word.


Ans: the sun

Biology & Microbiology

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Explain how reproductive isolation is central to the biological species concept

What will be an ideal response?

Biology & Microbiology

During inhalation, the ____

a. external intercostal muscles relax b. pressure in the lungs is less than atmospheric pressure c. diaphragm moves upward and becomes more curved d. chest cavity volume decreases e. lung pressure increases

Biology & Microbiology

Western Oregon generally has cooler summer temperatures and warmer winter temperatures than do same-latitude states that are inland; similarly, Cape Cod (a coastal peninsula southeast of Boston) generally has a more moderate climate than interior

Massachusetts does. Why?

Biology & Microbiology

In modern times beer and wine are considered recreational beverages. In the past they were important staples in the human diet, so much so that their consumption is often remarked upon in historical documents. Why were they so important?

What will be an ideal response?

Biology & Microbiology