Answer:
a ibecause tifmsndtbeekodfhekekn
Yes. Penguins do have knees.
A penguin's leg is composed of a short femur, knees, tibia, and fibula.
It may seem that penguin's don't have knees when they waddle. This is because the upper leg bones of penguins are covered by its feathers, making it appear as though they have very short legs.
Answer:
B) Nucleotide
Explanation:
This is because Nucleotides are made up of three things: Phosphate, Sugar, and a Base. Nucleotides are what make up DNA and RNA, and are considered the basic building blocks of DNA and RNA. To get a little off topic, the 4 bases types of bases are adenine, thymine, cytosine, and guanine.
I hope this helps!
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Answer:
D: tidal effects of the Moon
Explanation: