A lichen represents a symbiotic relationship between which of the following pairs?

A) a fungus and an ameba
B) a yeast and an ameba
C) an alga and a cyanobacterium
D) an alga and a fungus


D) an alga and a fungus

Biology & Microbiology

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You have entered a 5K race. As you finish the last 500 yards, your body has converted chemical potential energy to kinetic energy with the loss of heat. This is an example of the ____ law of thermodynamics

Fill in the blank with the appropriate word.

Biology & Microbiology

Which of the following serves as the first site of blood formation in the embryo?

A. allantois B. yolk sac C. amnion D. placenta E. chorion

Biology & Microbiology

Fungi and _________ are the primary decomposers of organic compounds on earth.

A) protozoans B) algae C) bacteria

Biology & Microbiology

Refrigeration is an effective germicidal method

Indicate whether the statement is true or false

Biology & Microbiology