Search found 3 matches

by dpgg94
Sun May 10, 2015 6:55 am
Forum: Zoology Discussion
Topic: Fish and its gills
Replies: 1
Views: 8639

Fish and its gills

I learnt that fish breathe through the diffusion of gases through the linings of its gills, and this exchange of gas helps to provide oxygen to the fish. But why do gases diffuse through the gills from higher concentration of oxygen to lower concentration of oxygen? I learnt also that water usually ...
by dpgg94
Sun May 10, 2015 6:53 am
Forum: Human Biology
Topic: Speed of metabolism
Replies: 0
Views: 4428

Speed of metabolism

What makes metabolism speed up? what factors instigate it to increase or decrease its rate? When metabolism is sped up, does it mean that it is purely aerobic cellular respiration that goes faster? If so, what species in the cycle is increases so that the rate of aerobic cellular respiration is incr...
by dpgg94
Fri May 08, 2015 11:14 am
Forum: Molecular Biology
Topic: Zebra fish with glowing muscles
Replies: 0
Views: 3100

Zebra fish with glowing muscles

I am wondering how the luminescent gene is injected into zebra fish so that only muscles of the fish glow under black light? How is it targeted at the muscles specifically and the role of muscle specific promoters in this process? Is it always that gene insertion in such organisms requires recombina...