Answer: Option 'C' is correct.
Explanation:
Every cells change with ageing.
As cell age they tend to become larger and as the body ages it tends to have fewer cell dividing.
As the age of cells increases, cells become less able to divide and multiply.
Due to which when an middle aged or old aged person get wounded, their healing takes so much of time as compare to child because new cells do not develop easily in old age people. It takes time to develop new cell to heal their wound.
Hence, option 'C' is correct.
Explanation:
A) Leaves collect light which is necessary for photoosynthesis.
B) All the nutrients are collected from the roots, but I'm not 100% sure
C) Yes, xylem is used for water and nutrients transportation.
D) Pollen is made in anthers, at least I've been thought like that.
E) Well, I'm not sure about that one but it makes sense
Answer:
Standing wave
Explanation:
Standing waves are waves which crest amplitude does not change, so it appears the form is not changing.
Answer:
the big one
Explanation:
cause it can cause on fire
The right option is; D. fMRI
A fMRI monitors blood flow and oxygen consumption in the brain.
Functional magnetic resonance imaging (fMRI) is a noninvasive medical technique that measures the activity of the brain by detecting small changes associated with blood flow. This technique can be performed to examine the brain’s structures and functions, to analyze the influence of certain diseases such as stroke, or to use as a guide in brain treatment.
