It is the B the Arbor Vitae
The answer is option B "declining number and variety of the species in an area." Biodiversity is a variety of life for example a ecosystem has many species which makes it a biodiversity. Now a loss of a biodiversity would be loosing a huge amount of species in that area or ecosystem which would mean the answer is option B.
Hope this helps.
Answer:
because they can donate blood to anyone
Explanation:
You can conclude that the father was either heterozygous for that trait or fully homozygous.
