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What is DNA?

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DNA (Deoxyribonucleic Acid) is the molecule that carries the genetic instructions for life. It is composed of two strands that coil around each other to form a double helix.

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What is PKU?

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Phenylketonuria (PKU) is a genetic disorder that results in the inability to metabolize phenylalanine, an amino acid. If untreated, it can lead to intellectual disability.

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What are vestigial structures?

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Vestigial structures are body parts that have lost their original function through evolution. An example is the wings of an ostrich, which are not used for flying.

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What is an arthropod?

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Arthropods are invertebrates with an exoskeleton, segmented bodies, and jointed appendages. Examples include insects, arachnids, and crustaceans.

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What is the Echinoderm phylum?

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Echinoderms are marine animals characterized by their radial symmetry and a water vascular system. Examples include starfish, sea urchins, and sea cucumbers.

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What is the function of RNA?

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RNA (Ribonucleic Acid) plays a crucial role in coding, decoding, regulation, and expression of genes. It is involved in protein synthesis.

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What is a genetic disorder?

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A genetic disorder is a disease caused by abnormalities in an individual's DNA, which can be inherited or occur spontaneously.

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What is the significance of the double helix structure of DNA?

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The double helix structure of DNA allows for the stable storage of genetic information and the accurate replication of DNA during cell division.

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What are the main types of RNA?

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The main types of RNA are messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA), each serving different roles in protein synthesis.

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What is the role of proteins in the body?

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Proteins are essential macromolecules that perform a variety of functions, including catalyzing biochemical reactions, providing structural support, and regulating processes.