As an adult, which of the following typical
chordate embryonic traits do adult tunicates
retain?
a. hollow, dorsal nerve cord
b. notochord
c. gill slits
d. tail extending beyond anus
e. more than one of these
C
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Mutations at intron-exon splice sites in DNA can lead to a(n) _____
a. short or truncated protein b. protein that has a change in polarity c. change in hydrophobicity d. unspliced mRNA e. mRNA that cannot be translated
Primary producers obtain energy from a(n) __________ source and use it to build organic compounds from inorganic
starting materials. Fill in the blank(s) with the appropriate word(s).
Most sponges are __________, meaning that one individual can produce both male and female
gametes. A. asexual B. hermaphroditic C. indeterminate D. heterozygous E. enterocoelous
In a wolf pack, the alpha is the ________ animal
Fill in the blank(s) with correct word