Gallons. You buy gasoline by the gallon.
Answer: Option A) Oxygen may not have been able to accumulate in the atmosphere
Explanation:
Ozone, O3, is an allotrope of oxygen having three atoms in the molecule instead of the usual two present in molecular oxygen. Ozone is generated from oxygen, and is the only form in which oxygen can exist in the atmosphere.
Answer:
The correct answer is corpus callosum.
Explanation:
Corpus callosum is one of the compositions of the brain, which is situated within the cortex and above the thalamus. It is a thick tract of white matter, which associates the left and the right hemispheres of the brain. It is the component of the brain, which permits communication between the two cerebral hemispheres.
It performs an important role of conducting neural information between the two hemispheres of the brain.
A semipermeable membrane is a membrane that allows certain substances to pass through it. The most accurate definition is the third choice, "It is a barrier with tiny openings that let some, but not all, materials pass through." hope this helps:)
Its the letter B because its the circulatory system
