What part of the Respiratory System works as a gate keeper to prevent water and food from going down the trachea?

a

Epiglottis

b

Uvela

c

Lungs

d

Trachea

A forensic odontologist examines the teeth of a skull and finds no baby teeth, no wisdom teeth deep roots in the maxillary cuspids, a prominent cusp of carabelli, and substantial tooth degeneration.

Which sphere does a dolphin swim in? A. atmosphere B. lithosphere C. magnetosphere D. hydrosphere

Why would the oldest crust be in the centre of a plate of a continental crust furthest away from a plate boundary?

The chlorophyll of the green algae is in chloroplasts. true or false

The andes mountains are found along the western coast of south america. what kind of plate boundary is responsible for this mountain range?

Assuming that a mountainside, which slopes and has a plain, which is flat, received the same amount of rain, which is more eroded?

Which would least likely be seen on an information pamphlet for red tide? People tend to stay out of the water in the area of a red tide. People are warned to avoid eating shrimp and lobster.

Resident microflora: a. can be found in the stomach and are adapted to acidic conditions b. may be responsible for opportunistic infections in immunocompromised c. may be permanent or transient

Scientific thinking: how can scientists assess the health risks of trans fats

When researching online, as long as the gathered information is the result of a valid Internet search engine, it is not necessary to analyze it for bias.