The nucleus of a cell...
What will be an ideal response?
contains DNA
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One of the consequences of malnutrition is lack of vitamin B6 . Enzymatic reactions requiring ______________will be halted
A. transfer of acyl groups B. transfer of alkyl groups C. transfer of methyl groups D. pyridoxal phosphate E. tetrahydrofolate
Answer the following statements true (T) or false (F)
1. A gene is any DNA sequence that is transcribed to any type of RNA. 2. In eukaryotic cells, a poly-A tail helps attach the ribosome to the mRNA molecule and may also determine how long the mRNA is retained within the cell. 3. Cystic fibrosis may be caused by a protein that does not fold correctly into its final form. 4. Because cells are very efficient in the processes that they carry out, very little energy is needed for the cell to make proteins. 5. In eukaryotic cells, an mRNA molecule can only be translated by one ribosome at a time.
Two lines of chromosomes are present at the metaphase plate during _______.
a) metaphase II b) metaphase c) metaphase I
Gentamicin is an antibiotic that inhibits _______.
A. protein synthesis B. cell wall synthesis C. folic acid synthesis D. DNA synthesis