What is the transitional organism from invertebrates to vertebrates?

A) Ophiuroids
B) Echinoids
C) Salps
D) Amphioxus


D

Environmental & Atmospheric Sciences

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Fog in the United States is least likely to occur in the ________ when vapor pressure is higher and temperatures are ________

A) winter; lower B) winter; higher C) summer; higher D) summer; lower

Environmental & Atmospheric Sciences

Suppose you have two digital maps: one showing a school bus route and the other showing student locations. Describe a procedure you will follow to find how many students are within 5,000 feet of the bus route.

What will be an ideal response?

Environmental & Atmospheric Sciences

____________________ bivalves dominated Cretaceous reefs of the Gulf Coastal region. Fill in the blank(s) with the appropriate word(s)

Environmental & Atmospheric Sciences

Which of the following is not a mineral?

A) volcanic glass B) ice C) quartz D) plagioclase feldspar

Environmental & Atmospheric Sciences