• DNA is more complex in eukaryotic cells than in prokaryotic cells.
    • Animals like Amphioxus belong to Chordata, Protochordata, and Lower Chordata groups.
    • Proteins are polymers of amino acids.
    • Chlorophyll b has an empirical formula of C55H70O6N4Mg.
    • The R group in glycine is replaced by a hydrogen atom.
    • To synthesize 10g of glucose, 717.6 Kcal of energy is required.
    • Sulphur is an element in proteins that distinguishes them from carbohydrates.
    • Hunger pangs can begin 12-24 hours after the previous meal.
    • The total number of discovered amino acids in cells and tissues is 170.
    • The major constituent of blood plasma is water.
    • An insulin molecule consists of two polypeptide chains.
    • The windpipe or trachea is ventral to the esophagus.
    • Peptide bonds link amino acids, forming the backbone of proteins.
    • Hemoglobin molecules are composed of 574 amino acids.
    • The primary structure of a protein reveals its amino acid sequence.
    • Locomotory structures are absent in Apicomplexans.
    • Hemoglobin exhibits quaternary structure.
    • The tertiary structure of globular proteins includes buried hydrophobic amino acids.
    • RNA contains ribose as its pentose sugar.
    • The heart is a completely divided structure in amphibians.

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