Why do scraped knees and insect bites become red and painful or itchy

How is martinluther?

Which organelles are found in both plant and animal cells? A. ribosomes and mitochondria B. a nucleoid and cell membrane C. cell wall and genetic material D. a nucleus and a cell wall

Explain the role human body systems tissues cells and dna play in identity

What role does voltage play in the formation or use of an electromagnet? If you were able to keep the electromagnet that you created in your laboratory activity, what would be two possible uses for the electromagnet?

How do birds learn to sing some songs? A. defensive behavior B. spatial learning C. observational learning D. mimicry

Usually, a mutation in the promoter region of an operon causes reduced levels of synthesis of the proteins encoded by that operon. Occasionally, a mutation in the promoter region actually causes increased levels of synthesis.

Genes do not exert the only influence on personality. therefore,:

Bats contain brown fat between their shoulder blades. how could this brown fat be an adaptation to torpor?

How many kingdoms are in the modern system of classification?

One cell that undergoes meiosis will yield how many independent cells