Growth in ocean areas that are high nutrient and low chlorophyll (HNLC) is limited by the availability of ________.

A. iron
B. manganese
C. phosphorus
D. nitrogen


Answer: A

Biology & Microbiology

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The phrase "Modern Synthesis" refers to:

A. the synthesis of Darwin's ideas about evolution with Malthus' ideas about population growth. B. the synthesis of Darwin's and Wallace's independently developed ideas about natural selection and adaptation. C. the synthesis of Darwin's ideas about natural selection and Mendelian genetics. D. the synthesis of Darwin's ideas about natural selection and modern DNA sequencing technology. E. all of the answer options are correct.

Biology & Microbiology

Which organs have a surface area to volume ratio that is specially optimized to absorb oxygen? (Check all that apply)

_____ Moth antennae _____ Intestines _____ Fish gills _____ Neurons _____ Frog skin

Biology & Microbiology

Microbes in aquatic systems

What will be an ideal response?

Biology & Microbiology

Some ribosomes are suspended in the cytosol of a cell, whereas other ribosomes ________

A) make proteins inside the nucleus B) are found on the plasma membrane C) are attached to the smooth endoplasmic reticulum D) are attached to the outside of the nucleus

Biology & Microbiology