What would be the consequence of removing a founder cell early in the development of
Caenorhabditis?
a. The organism would continue to develop normally.
b. The organism would develop normally but would be slightly smaller.
c. The organism would not develop at all.
d. The organism would be a hermaphrodite.
e. The structures that normally develop from that cell would be missing.
E
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Experiments involving the peptide known as CLAVATA3 were carried out to determine which of the following?
A. the binding properties of CLAVATA3 B. the size of the peptide C. the influence of CLAVATA3 on peripheral zone cell development D. the role of auxin in cell elongation E. None of these choices is correct
Which of the following is NOT a characteristic of a morphogen?
A. a morphogen will only elicit effects in areas where it is at a high enough concentration B. morphogens can be distributed asymmetrically throughout a cell C. morphogens can be secreted to act on neighboring cells D. morphogens can cause cell death E. morphogen gradients are always established in the oocyte
Metagenomics offers a DNA-based method to understand
A. the history of species diversity. B. microbial stability C. microbial diversity. D. the organismic model of communities. E. the Shannon Diversity Index.
Proteins are made at the
A. nucleolus. B. ribosome. C. Golgi apparatus. D. grana.