An adaptation of arthropods that made them well adapted for life on land was an exoskeleton that can:
A) overcome the effects of gravity. B) protect against predators.
C) provide camouflage. D) prevent water loss.
Answer: D
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The movement of alleles from one population to another is called population flow
Indicate whether the statement is true or false
Which of the following would NOT be maximally reabsorbed from the filtrate?
a) water b) glucose c) sodium ions D) urea e) amino acids
In a dihybrid cross ratio, what is the probability of getting the genotype aa when you cross genotypes Aa and aa?
A. 1/1 B. 1/8 C. 1/4 D. 1/2
Oil spills in the ocean are often treated with chemical dispersants. These materials are similar to detergents in that the molecules have both hydrophilic and hydrophobic portions. Based on this, predict what will happen when chemical dispersants are
used to treat oil spills. What will be an ideal response?