Top answers

What are the innate and adaptive immune systems and how do their roles overlap?

In our bodies we have a host of cells that make up our immune system. The immune system itself can be divided into the innate and adaptive immune response. If we use an analogy, the innate immune system acts...
Answered by • Biology tutor
4127 Views

Examine use of time and setting in Mary Shelley's 'Frankenstein'

In her novel 'Frankenstein', Shelly uses time and setting to foreshadow danger and doom for Victor, especially in relation to Robert Walton. Shelley's opening setting of Walton's ship sets a tone of grandeur...
JM
10352 Views

Demonstrate that (2^n)-1 is not a perfect square for any n>2, n ∈ N.

Assumption: If sqrt(2^n- 1) ∈ℕ , it means that there is a k ∈ ℕ such that (2^n-1) = k^2 ⇒ k is odd, so there is m ∈ ℕ such that (2^n-1)=(2m+1)^2 . By solving the equation we get 2^n= 4m^2+4m+2. We divide bot...
IV
8204 Views

旅游给人带来什么益处?请列出三点

政府收入的增加，平均商品价格的增加，旅游人总数的增加
Answered by • Mandarin tutor
16683 Views

How does the writer use language to describe his son?: With every tiny development – every new step he takes, every new tooth and sound and reaction that comes along to ambush us – we’re confronted with a slightly different child.

There is a semantic field of words linked to growing up or changes in various stages of life such as 'development', 'new' and 'different'. Evidently, this describes the son growing up, most likely from an in...
DD
11350 Views