Which of the following consists of a hollow ball of cells?
a. gastrula
b. morula
c. blastula
d. blastocoel
e. zygote
c
Biology & Microbiology
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_____, which occurs when two related viruses infect the same host at the same time, can lead to the emergence of new
viral strains. Genetic isolation
a. DNA mutation b. Cell lysis c. Viral reassortment d. Genetic isolation e. Reverse transcription
Biology & Microbiology
What two features are consistently seen within retrotransposons?
What will be an ideal response?
Biology & Microbiology
The extraembryonic membrane that contains fluid to cushion and protect the embryo is the __________
Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
submucosa
What will be an ideal response?
Biology & Microbiology