Card 1 of 20
For similarly shaped organisms, surface area rises with the [ ] of length, while volume rises with the cube of length.
A
It provides a large surface area and a short diffusion distance.
B
For similarly shaped organisms, surface area rises with the square of length, while volume rises with the cube of length.
C
Xylem carries water and mineral ions upwards only, while phloem can carry sugars and amino acids in either direction.
D
The pulmonary artery carries deoxygenated blood from the heart to the lungs; the pulmonary vein returns oxygenated blood to the heart.
Card 1 of 20
2.2 The challenges of size Flashcards
20 flashcards on OCR GCSE Biology 2.2 The challenges of size: the key terms, definitions and processes you need to recall for the written papers.