Arabidopsis plants with a mutation in the gene embryonic Flower (EMF) produce flowers almost immediately after germination, before shoot growth occurs. What is the normal role of this gene?
A. The wildtype EMF allele prevents flowering from happening too soon.
B. The wildtype EMF allele causes growth of flowers in the embryo.
C. The wildtype EMF allele prevents phase change and facilitates flower determination.
D. The wildtype EMF allele causes death of the shoot tissue.
Answer: A
You might also like to view...
The basic unit that structurally organizes a eukaryotic chromosome is the _____
a. higher-order coiling b. double helix c. base sequence d. nucleosome
Acquired specific immunity involves the response of
A. skin barriers. B. interferon. C. lysozyme. D. B and T lymphocytes. E. mucus membranes.
Which of the following is not used in PCR amplification of DNA?
A) Double-stranded DNA template B) Oligonucleotide primers C) DNA polymerase D) Buffer E) ddNTPs
The photic zone in aquatic environments is typically about how deep?
A. 1000 m B. 10 m C. 500 m D. 100 m E. 50 m