Biology Lab 1.1

Animal Cell; Lysosomes

Animal Cell; Mitochondria

Animal Cell; Plasma membrane

Squameous Ephithelical Cells; Cell membrane

Squameous Ephithelical Cells; cytoplasm

Squameous Ephithelical Cells; Nucleus

Plan Cell; 1 - Cell wall

Plant Cell; Chromatin (blue spirals)

Plant Cell; Nuclear pore

Plant Cell; 2 - Plasma membrane

Plant Cell; Nuclear Membrane

Plant Cell; 5 - Nucleolus

Plant Cell; 7 - Rough Endoplasmic Reticulum

Plant Cell; 8 - Smooth E.R

Plant Cell; 9 - Ribosomes (white dots)

Plant Cell; 10 - Mitochondria

Plant Cell; 11 - Chloroplasts

Plant Cell; 12 - Golgi body

Plant Cell; 13 - Plasmodesmata

Plant Cell; 14 - Central Vacoule

Carrot Cells - Chromoplast & Carotenoid Pigment

• Elodea
• Organelle: Chloroplast
• Contains: Chlorophyll pigment

• Flower Petals
• Central Vacoules
• Anthocyanin pigment

Onion Cells - Cell Wall

Onion Cells - Nucleus

Presented with two tubes: one tube with a buffered solution + acid and one tube with water + acid,

• The purple tube contains the buffered solution. The yellow tube does not, the acid concentration
• has turned the water yellow.

Ph Graph

Potato Cells - Stained