<span>1. A neighbor is walking her dog to the park during her lunch break on a beautiful sunny day. explain how her skin is working to protect her from ultraviolet radiation due to intense sun exposure. be sure to discuss the specific structures and substances involved in this protection.
Ultraviolet light is dangerous as it could damage the skin. The skin will react by producing a dark granule called melanin which will absorb the light. Melanin is produced by the melanocyte in the epidermis. This will make the skin looks darker, especially people that frequently exposed to light.
2. mike is beginning his summer football camp today. the temperature high today is 85 degrees with moderate humidity. discuss two ways the skin's structures and functions are working to provide homeostasis and temperature regulation in this football player.
The sweat glands will produce sweat and sent it to the epidermis. This will make the epidermis wet. If the humidity is low, the water in epidermis will be evaporated and taking heat from the skin.
When the temperature is too high, the blood vessel in dermis part of the skin will dilate to make the body lose heat more.
3. this weekend you are going camping with your closest friends and family. thankfully, the layers of your skin will help protect you during this adventure. discuss at least two ways each layer, the epidermis and dermis, may protect you on this excursion.
When camping, you might need to interact with the wild plant directly. The epidermis is made of keratinized squamous cell that could protect the skin from any physical damage like a sharp branch. It also protects from bacteria and other microorganisms.
Wilderness has a fluctuating temperature. The dermis has a fat that will help insulating heat when faced with a cold environment. It also has sweat glands to reduce body heat in the hot environment.</span>
Answer:
The chromatin undergoes further condensation to form the chromosome. ... A chromatid is either of the two strands of a replicated chromosome. Chromatids connected by a centromere are called sister chromatids
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Answer: A niche is the role an organism plays in the ecosystem.
Explanation: A niche also determines how the organism interacts with other organisms in an ecosystem
Answer:
We're no strangers to love
You know the rules and so do I
A full commitment's what I'm thinking of
You wouldn't get this from any other guy
I just wanna tell you how I'm feeling
Gotta make you understand
Never gonna give you up
Never gonna let you down
Never gonna run around and desert you
Never gonna make you cry
Never gonna say goodbye
Never gonna tell a lie and hurt you
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