Issuu on Google+


SCIENCE

ji

Abril de 2013


In Focus:

RTopic: Reproduction

Page: ………….

3

Sexual Reproduction …………….

7

Asexual Reproduction …………..

11


SCIENCE

Abril de 2013 Reproduction:

Is the biological process by with new “offspring” individual organism are produced from their “parents”. Reproduction is a fundamental feature of all known life; each individual organism exists as the reproductions are broadly grouped into two main types:


Sexual Reproduction

Asexual Reproduction

Most plants have the ability to reproduce asexually.


SCIENCE

Abril de 2013


SCIENCE

Abril de 2013


Sexual Reproduction: Is a biological process by which organisms create descendants that have a combination of genetic material contributed from 2 different members of species. Most organisms from 2 different of gametes. In these species the 2 sexes are referred to as male (producing sperm or microspore) and female (producing eggs and megaspores)


SCIENCE

Abril de 2013


SCIENCE

Abril de 2013


Is the process by which an organism creates a genetically similar or identical copy of genetic material from another individual. Bacteria divide asexually via binary fission; viruses take control of cells to produce more viruses.


SCIENCE

Abril de 2013

These organisms do not possess different sexes; they are copable of splitting themselves into 2 or more individuals. Most plants can reproduce by spores asexually.


SCIENCE

Abril de 2013



The Reproduction