A carbon to nitrogen (C/N) ratio of 20 or less in soil results in the loss of soluble nitrogen from the system.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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For a nondiabetic person, the greatest variation in glucose concentration occurs in this part of the circulatory system

A) femoral artery B) coronary arteries C) pulmonary veins D) hepatic portal vein E) jugular vein

Biology & Microbiology

Rainforests, old growth forests, and coral reefs are examples of biological __________

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Mitochondria are thought to have evolved from ancient bacteria. Which characteristics of a free-living bacteria have mitochondria lost over time?

A) an independent genome B) ribosomes C) phospholipid membranes D) motility E) ribosomes, phospholipid membranes, motility, and an independent genome

Biology & Microbiology

Mitosis can occur during any phase of the cell cycle.

a. true b. false

Biology & Microbiology