MCQ
In what way is the liver involved in excretion
- AIt converts glycogen into glucose
- BIt converts urea into urine
- ✓It excretes bile pigments
- DIt converts urea into uric acid
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$2.$ Essential amino acids can make by our body.
$(a)$ Complete disintegration of the nuclear envelope marks the start of the second phase of mitosis.
$(b)$ Metaphase chromosome is made up of one sister chromatid.