______________ is permanently frozen soil

Fill in the blank(s) with correct word


Permafrost

Biology & Microbiology

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In humans, helminths generally infect the ________.

A. nervous system B. urinary tract C. gastrointestinal tract D. skin E. muscular system

Biology & Microbiology

Legionellosis is a zoonosis.

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

Biology & Microbiology

Which of the following is NOT true of cytoplasmic determinants?

A. They are asymmetrically distributed across the unfertilized egg B. They are usually mRNAs or proteins C. They originate from the embryonic genome D. They are distributed unequally in different blastomeres as a result of cleavage

Biology & Microbiology

The major function of adhesion proteins such as fibronectin is to

a. link epithelial cell layers. b. link collagen, proteoglycans, and cells containing integrins. c. seal cell layers at tight junctions. d. support communication between adjacent cells.

Biology & Microbiology