What Term Is Used for the Elements Straddling the "Staircase

question 79

Multiple Choice

What term is used for the elements straddling the "staircase" boundary between the metals and nonmetals?

• A)transition elements
• B)metalloids
• C)cations
• D)lanthanides
• E)noble gases

---

Definitions:

Sister Chromatids

They are identical copies of a single chromosome that are connected by a centromere. Sister chromatids are formed during DNA replication and are important for the process of cell division.

Chromosomal DNA

The DNA that constitutes the chromosomes within the nucleus of eukaryotic cells, encoding most of the genetic information of the organism.

Interphase

In a eukaryotic cell cycle, the interval during which a cell grows, roughly doubles the number of its cytoplasmic components, and replicates its DNA in preparation for division.

Asexual Reproduction

A reproductive process that involves only one parent and produces offspring genetically identical to the parent.