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
The brain is the nucleus it controls everything such as the nucleus controls everything in a plant cell and animal cell
Complete question:
True or False: The reason that the nail bed appears pink is the presence of a larger number of melanocytes in the underlying dermis.
Answer:
False
Explanation:
Nails are composed of the lamina, which is a smooth, shiny, translucent, and keratinized structure. The nails are born the nail matrix. The newly formed nail slice along the mail bed, which is the plane surface under the nails.
The nail bed places under the nail and is composed of a thin epithelium, with no granulous stratum, and a few layers of parakeratotic cells attached to the nail.
The nail matrix and nail bed have melanocytes. Half of the melanocytes of the matrix produce melanin, while melanocytes of the nail bed are inactive.
The nail bed is laying over many small vessels that nourish it and provides a pink color to the nails.
Life would not exist. The ozone layer is keeping all the gasses from escaping into space. So, without the ozone layer, there would be no oxygen for animals or carbon dioxide for plants. The ozone layer also reflects space radiation and harmful UV rays back into space, preventing them getting into the Earth's atmosphere.
