Is the difference between a chromosome and chromatid?
A chromosome is a thread-like structure present in the nucleus or nuclear region of the cytoplasm that is made up of a single molecule of DNA and proteins, carrying some or all genetic materials of an organism. A chromatid is an identical half of a duplicated chromosome.
Are sister chromatids and daughter chromosomes the same thing?
The duplicated chromosome becomes a double-stranded chromosome and each strand is called a chromatid. … The paired chromatids or sister chromatids eventually separate and become known as daughter chromosomes. At the end of mitosis, daughter chromosomes are properly distributed between two daughter cells.
What is the meaning of sister chromatids?
Medical Definition of sister chromatid
: either of the two identical chromatids that are formed by replication of a chromosome during the S phase of the cell cycle, are joined by a centromere, and segregate into separate daughter cells during anaphase.
What is the difference between a chromatid and a chromosome quizlet?
A chromatid is one half of a replicated chromosome, whereas a chromosome consists of DNA wrapped around proteins in a highly organized manner.
Does each sister chromatid have a centromere?
Sister chromatids are two identical copies of the same chromosome formed by DNA replication, attached to each other by a structure called the centromere.