the skin is soft
the skin is not respiratory
the skin has sebaceous glands
the skin has hairs
B. the skin is not respiratory
the removal of excess water
excreting excess salts
excreting nitrogenous wastes
cooling
stratum comeum
stratum spongiosum
stratum compactum
any of these
epidermis of skin of mammals
dermis of skin of mammals
epithelium of stomach of frog
epithelium of intestine of frog
eyes of mammals
olfactory passage of mammals
external auditory meatus in mammals
none of these
sweat glands
mucous glands
sebaceous glands
meibomian glands
air spaces for respiration
blood spaces
lymph spaces
mucus filled spaces
parietal mesoderm
ectoderm
endoderm
both (b) and (c)
melanin
melanophores
porphyrin
chromatophores
presence of melanophores
growth of algal colonies of skin
inidescence of skin
presence of special chromatophores below the epidermal cells.
hormones
water and salt
oil
sebum
presence of sweat glands
stratum coreum
stratum lucidum
thick subcutaneous fat
wrinkles
hair
feathers
nails
hare
rabbit
whale
hippopotamus
stratum lucidum
stratum corneum
stratum granulosum
malpighian layer
Lacrimal glands
Meibomian glands
Sudorific glands
Cowper's glands
mucoprotein
bony substance
cartilage
selenoprotein
mucus
tears
hormones
enzymes
gradual loss of elasticity in the subcutaneous layer
gradual loss of adipose tissue below dermis
poor supply of blood to skin
excess loss of water from skin
mucous glands
sebaceous glands
hairs
nails
possessing stratum comeum for protection against wear and tear
not possessing subcutaneous fat
possessing mucous glands for producing mucus.
possessing sebaceous glands which produce sebum for keeping skin greasy and water-proof.
subcutaneous layer
epidermis
glands
stratum corneum
root
follicle
papilla
bulb
cuticle
keratin
chitin
none of these
Regulation of water content
Removal of excess salts
Killing of bacteria
Regulation of body heat
epidermis
dermis
subcutaneous layer
skin glands
in the epidermis
in the dermis
in the muscles
below the derm
plug the skin pores
nourish the hair follicles
cool the skin by vaporisation
make the skin and hair water proof
palm
sole
head
thumb
epidermis
dermis
subdermal tissue
whole of the skin
stratum granulosum
stratum comeum
dermis
malpighian layer