Answer the following statements true (T) or false (F)
1. If a researcher determines that 25% of a liver cell's total genome encodes genes for metabolic enzymes, then he/she should assume that metabolic enzymes make up 25% of the total protein composition of the cell.
2. Liver and muscle cells have different sets of genes.
3. A single pre-mRNA can be alternatively spliced into more than one type of mRNA.
4. If an acetyl group is added post-translationally to a protein, it can be subsequently removed.
1. FALSE
2. FALSE
3. TRUE
4. TRUE
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An open space within the gastrula is the _____
A) ectoderm B) mesoderm C) archenteron D) endoderm E) neural crest cells
Chemical compounds released during tobacco use can cause ____
a. sickle-cell anemia b. color blindness c. cancer d. cystic fibrosis
e. hemophiliaIf blood calcium ion concentration declines, ____ is released
a. thyroid hormone b. insulin c. glucagon d. parathyroid hormone e. calcitonin
In general, each gene codes for a specific protein
Indicate whether the statement is true or false