* Some people have blue eyes and the others have brown eyes.
Which of the following explains accurately the reason for this ?
a)They have different alleles.
b) One gene is recessive.
c)They have different genes.
d) All the previous.

Explain why the plants cortex would serve as the best food source for animals

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?