diagrams

Question 1

alveolus

Answer 1

type 1 pneumocytw
type 2 pneumocytw
blood from pulmonary arterty to pjlmonary vei
capillary
endothelial cell

Question 2

mitochondrion

Answer 2

1. circular dna
2. 70s ribosomes
   outer membrane
   intermembrane space
   inner membrane
   matrix
   cristae

Question 3

leaf steucture

Answer 3

waxy cuticle
upper epidermis
palisade mesophyll layer
vascular bundle (phloem, cylem)
spongy mesophyll layer
lower epidwrmis (guard cell, stoma)

Question 4

sarcomere

Answer 4

actin
z line
myosin
myosin head
titin
dark band
light band

Question 5

stem structure

Answer 5

wpidermis
cortex
phloem
vascular bundle
pith

Question 6

root structure

Answer 6

xylem
phloem
endodermis
cortex
root - hair cell

Question 7

egg cell

Answer 7

follicle cell
polar body
zona pellucida
haploid nucleus
corticlar granule