All of the following are composed of body cells except (bone, kidney, liver,sperm)
At the end of meiosis __________ cells have been produced from one cell.
By______________, a new organism can grow from just a part of the parent organism.
structures in the nucleus that contain hereditary material
coded instructions that control cell activity
Each human skin cell has _____ pairs of chromosomes.
the joining of an egg & sperm
segment of DNA controlling production of one protein
Human sex cells have _________individual chromosomes.
In __________, a new organism grows from the body of the parent organism
In DNA, adenine always pairs with _________.
In sexual reproduction, a new organism is produced when ____________.
sex cells combine
Meiosis consists of ________ divisions of the nucleus
nuclear division that forms sex cells
formation of two nuclei with identical chromosomes
Most of the life of any cell is spent in a period of cell growth and development called____________
any permanent change in genetic material of a cell
Proteins are made of untis called ___________, which are linked together in a specific order
a nucleic acid which carries the code for making proteins from the nucleus to the ribosomes
reproduction in which a new organism is produced when sex cells combine
The code for making proteins is carried to the ribosomes by _______.
The number of chromosomes in a sex cell of an organism is its __________ chromosome number
Type of reproduction that has eight steps in cell division?
Type of reproduction that has four steps in cell division?
Type of reproduction that occurs in both plants and animals?
Type of reproduction that produces new cells with each having half as many chromosomes as the original cell?
Type of reproduction used to make body cells?
Type of reproduction used to make sex cells?
cell that forms in fertilization