Which one of the following is not a major plant hormone?

A. Auxins.B.
Brassinosteroids.
C. Ethylene.
D. Cytokinins.
E. Ethanol.


E. Ethanol.

Biology & Microbiology

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During ________, a ribosome assembles a polypeptide whose amino acid sequence is specified by the nucleotide sequence in a molecule of mRNA.  

A.  transcription B.  translation C.  replication D.  posttranscriptional modification

Biology & Microbiology

In mitosis, chromatids separate and move to the center of the cell during ____________________

Fill in the blank(s) with correct word

Biology & Microbiology

After bringing a small plant into the biology lab, you prepare microscope slides of the shoot. Near the tip of the shoot, you observe a dense patch of cells that seem to be actively dividing in a way that would cause the shoot to continue growing in length. This patch of cells is the

A. vascular bundle. B. apical meristem. C. lateral meristem. D. intercalary meristem. E. tracheid.

Biology & Microbiology

During which stage do chromosomes line up in single file on the equatorial plane?

A. metaphase II B. telophase I C. telophase II D. anaphase II E. metaphase I

Biology & Microbiology