What is the functional unit of the nervous system?
What will be an ideal response?
neuron
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Matching I. Choose the one most appropriate answer
for each. 1. ___ Barr body 2. ___ histone 3. ___ homeotic genes 4. ___ oncogene 5. ___ BRCA1 6. ___ enhancer 7. ___ repressor protein A. a condensed X chromosome B. protein that combines with DNA all along its length C. attaches or detaches from operator to regulate transcription D. gene capable of inducing cancerous transformations E. genes controlling the development of the body plan F. the mutated form is associated with breast cancer G. binding sites on DNA where certain regulatory proteins increase transcription rates
What factor has been implicated as a trigger for the formation of artery-blocking plaques?
a. allergies b. inflammation c. hypertension d. blood clots e. low blood fats
Plasmids are self-replicating single stranded fragments of eukaryotic DNA. Indicate whether the statement is true or false
Prepare a table that lists the features that distinguish bryophytes from green algae and from other
plants. What will be an ideal response?