What structure prevents swallowed material from passing into the larynx?
A) Epiglottis B) Tongue C) Pyloris D) Pharynx E) Glottis
A
Biology & Microbiology
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Which concept reflects the increasing numbers of species present in an area that includes a wide variety of habitats,
vegetation types, and small-scale environments?
a. landscape ecology b. the species-area relationship c. conservation biology
d. alpha-diversity e. beta-diversity
Biology & Microbiology
Oceans and the tropical rain forests contribute equally to global productivity
Indicate whether the statement is true or false.
Biology & Microbiology
Excised introns form structures called lariats.
Answer the following statement true (T) or false (F)
Biology & Microbiology
The markers that identify "self" are actually
A) genes. B) proteins. C) lipids. D) small surface bumps. E) triplet codons
Biology & Microbiology