Matter can be recycled, but energy cannot. Also, only 10% of the energy is passed through each trophic level.
Answer:
In a cross between two black-haired guinea pigs, 20 offspring are born. If both parents were heterozygous, probability would predict that approximately 1 out of 20 offspring would have brown hair
Explanation:
The two parents crossed were heterozygous dominant black coat color, after crossing 75% gives dominant black color coat while 25% gives only brown coat color homozygous
Answer:
blood can still return via the deep veins
Explanation:
The venous system at the leg is known for its complexity and highly branched nature. The superficial and deep veins, both branches and connects with each other at different points along their length
