arabera Mario San Millan 7 years ago
354
Honelako gehiago
The cell divides into two
Hereditary material duplicates
Cell increases in size and synthetize proteins
This needs two parents to reproduce
4º. Postembryonic development
After germination and formation of adult
3º. Embryonic development
The form of embryo after the zygote division
2º. Fertilisation
Fusion of gametes
1º. Gametogenesis
Formation of gametes
A single parent produce a new generation of living things
A cell divide the nucleus and then the cytoplasm into two equally daugther cells
The nuclei is divided into differet small daugthers that before are released
Multicellulaar organisms divide into diferent segments and from this segments appear a new individual
A bud appears on an unicellular organisms and a new individual is form
Is the total number of chromosomes and is represented as 2n
Each paired of chromosomes that come from a different parent, this pairs are called homologus chromosomes
Is only one set of chromosomes and is represented as n
Is a protein structure located in the inner face of the plasma membrane
internal content of the nucleus
Were the molecules are synthesised
Is made up of DNA and proteins
Only appear in animals during interphase
It has two membranes, also it have pores were the molecules go out and in