Lecture 03-1

Lecture 03-1 - Lecture 3: Plant Anatomy & Physiology...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
Plant Anatomy Cells Tissues Organs Plant Physiology Plant hormones
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
What is plant a ? ANATOMY: study of the ____________ of organisms… looking at cells, tissues What is plant p ? PHYSIOLOGY: study of the ____________ of cells, tissues, organs of living things; and the physics/chemistry of these functions… Structure correlates to ____________
Background image of page 2
Plant Anatomy: Cells Plant _____ are basic building blocks Can specialize in form and function By working together, forming tissues, they can support each other and survive Levels of organization atoms > molecules > cells > tissues > organs > whole plant > pop.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Plant Tissues Types All plant organs (roots, stems, leaves) are composed of the same tissue types. There are three types of tissue: 1. D ____________ – outermost layer 2. V_________ – conducting tissue, transport 3. G ____________ – bulk of inner layers
Background image of page 4
1. Dermal tissue E is the outermost layer of cells Like the “skin” of animals In stems and leaves, epidermis has c_________ , a waxy layer that prevents water loss. Some have t___________, hairs. Root epidermis has root hairs, for water and nutrient absorption
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2. Vascular . Transports water and organic materials (sugars) throughout the plant X – transports _________ and dissolved ions from the root to the stem and leaves. P – carries dissolved ___________ from leaves to rest of the plant
Background image of page 6
X___________ Transports water and dissolved minerals T________ : long, thin tube like structures without perforations at the ends Vessel _________ : short, wide tubes perforated at the ends (together form a pipe, called vessel). Both cells have pits (thin sections) on the walls Xylem cells are _______! They are hollow cells and consist only of cell wall Tracheids Vessel elements
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
P___________ Cells that transport organic materials (________) Phloem cells are ALIVE! (unlike xylem) However, they lack nucleus and organelles
Background image of page 8
P : transports sugars Phloem composed of cells called
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 10
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 45

Lecture 03-1 - Lecture 3: Plant Anatomy & Physiology...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online