AP BIOLOGY

Detailed explanation-1: -Midrib is the thickest vein present in the middle of the leaf. It separates the lamina or leaf blade into 2 parts. Smaller veins are observed radiating from the midrib.

Detailed explanation-2: -The central, thick, linear vein that runs along the length of a leaf is called midrib.

Detailed explanation-3: -The midrib is also called as midvein, where it contains the vascular bundles, such as xylem and the phloem, which helps in the transport of water, food, and the nutrients, apart from the midvein in the leaf, lateral veins are also present, which helpful for protection, and transport.

Detailed explanation-4: -The Leaf Blade and Vascular Arrangement In eudicots, the leaf will have a central midvein (also called the midrib), with smaller veins branching off from there.