Your answer is C: A rapid increase in the number of related species
I had to look for the options and here is my answer.
The GINGKOS, GNETOPHYTES and CYCADS are the closest relatives of the familiar pine and spruce trees. These plants are coniferous and belong to the plant <span>family Pinaceae. They are coniferous in a way that they produce hanging cones and have needle shaped leaves.</span>
50% of their offsprings will have the recessive trait because if you use Punnett square to analyze the data you will see that only 50% of their children will have Tt as their allele
Answer:
For 4.) The lighter outer part of a shadow is called the penumbra. Hope this helps ^_^
I would say C increased nitrogen level in ponds would not result of deforestation.