Traits in dragons are controlled by two different alleles, one for color and one for the ability to breathe fire. The color red is dominant to the color green and fire is recessive to not
being able to breathe fire.
Use R = red, r = green and F= no fire, f = fire
The genotype of the male is rrff and the female's genotype is rrFf
The phenotype of the male is Select ]
The phenotype of the female is [Select ]

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.

Which of the following explains why a tree is often used as a model to represent the principle of common descent