Some mollusks are segmented, indicating a common ancestor with annelids. Indicate whether the statement is true or false
ANS: T
Mollusks and annelids share a few basic characteristics. They are bilaterally symmetrical with an
obvious head. They have a flow-through digestive track and a well-developed nervous system.
Information can be found in the section Advanced Invertebrates Have Complex Bodies and Internal
Systems.
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When rock is subjected to compressive force, it may fault. If rocks in the hanging wall are pushed up over rocks in the footwall, it is called a
A. normal fault. B. reverse fault. C. strike slip fault. D. none of the above
Human activity has not affected most parts of the global biosphere, and has helped most biomes become healthier
Indicate whether the statement is true or false.
Explain the environmental challenges for the Middle East and North Africa and evaluate which is the most serious
What will be an ideal response?
How many minutes are in a 365 day year? [Assume exactly 24 hours in a day]
A) 8.760 x 10^3 B) 2.190 x 10^4 C) 5.256 x 10^5 D) 3.154 x 10^7