Sister chromatids - two copies of the same DNA joined at the centromere.
The plural of helix is helices.
One can find information about alpha helices in your local library.You could find about all other helices in that category and how they are used in life.
Your sister's husband is called your brother- in-law.
Double helices .
helix
Usually, The oldest sister is called "eldest" and the youngest sister is called "youngest" or "smallest".
The coils of DNA are called double helix. This structure consists of two intertwined strands of nucleotides forming a twisted ladder shape.
Alpha helices
A Indian nurse is called a " sister"A Indian nurse is called a " sister"A Indian nurse is called a " sister"A Indian nurse is called a " sister"A Indian nurse is called a " sister"A Indian nurse is called a " sister"A Indian nurse is called a " sister"
His sister is called Fay.
Cascada has a sister who is from N-Force. Her sister is called: Lois McConnell