PPT-Sexual Reproduction Sexual Reproduction

Recall that sexual reproduction occurs when one haploid the sperm fuses together with another haploid the egg Each haploid contains 23 chromosomes When they combine they produce a . The process of making new individuals (offspring) from existing individuals (parents).. ASEXUAL REPRODUCTION. :. Asexual . reproduction is reproduction . without gametes. .. Gametes are the male and female sex cells. . The . disadvantages and advantages of sexual . reproduction. CfE. . Advanced Higher Biology. Unit . 2: . Organisms and Evolution. SQA mandatory key information. Disadvantages of sexual reproduction – males unable to produce offspring, only half of each parent’s genome passed onto offspring. Benefits outweigh disadvantages due to increase in genetic variation in the population. . Asexual. Sexual. Purpose of Reproduction. To make sure a species can continue.. Definition: Reproduction is the process by which an organism produces others of its same kind. . Asexual Reproduction. Asexual Reproduction. only one parent is involved.. 100% of the genetic material from the one parent is passed on.. Bacteria . primarily reproduce asexually.. Examples of Asexual Reproduction. Binary fission . ch. : 7. Sexual or Asexual. Asexual – involves a single parent organism and produces off-spring or daughter cells that are clones. Sexual Reproduction – involves genetic contribution in the form of gametes from two sources. reproduction: . The . disadvantages and advantages of sexual . reproduction. CfE. . Advanced Higher Biology. Unit . 2: . Organisms and Evolution. SQA mandatory key information. Disadvantages of sexual reproduction – males unable to produce offspring, only half of each parent’s genome passed onto offspring. Benefits outweigh disadvantages due to increase in genetic variation in the population. . Lesson 3: Plant Reproduction. Essential Questions. What is the alternation of generations in plants?. How do seedless plants reproduce?. How do seed plants reproduce?. How can you identify fruits?. ACTIVITY. Review of Mitosis. Mitosis is a form of . asexual reproduction. This means that it . only requires 1 organism . (ex. Skin cells dividing). For growth and repair in . somatic. (body) cells!. Results in 2 cells identical to the original (parent) cell. Sexual vs. Asexual Reproduction Compare the results of uniform or diverse offspring from sexual or asexual reproduction Uniform offspring Diverse offspring Sexual reproduction Asexual reproduction Sexual Reproduction Test Tomorrow!!!!!!!. Which of the following is an advantage of sexual reproduction over asexual reproduction?. I. Sexual reproduction is more rapid and less complicated.. II. Sexual reproduction results in more diversity.. Asexual reproduction: Overview. Example #1: . Garlic (. Allium sativum. ) . “As far as we know, garlic in cultivation throughout history has only been propagated asexually by way of vegetative cloves, bulbs, and bulbils (or topsets), not from seed. These asexually propagated, genetically distinct selections of garlic we cultivate are more generally called "clones". Yet this asexual lifestyle of cultivated garlic forgoes the possibility of combining traits proffered by interpollinating diverse parental stocks.”. In asexual reproduction, one individual produces offspring that are genetically identical to itself. These offspring are produced by mitosis. There are many invertebrates, including sea stars and sea anemones for example, that produce by asexual reproduction.. To be able to explain Sexual Reproduction. To be able to give advantages and disadvantages for each. R. eproduction. Why does reproduction exist?. What is reproduction?. . Sexual. reproduction involves . Unit 2: Organisms and Evolution. Advanced Higher Biology. Miss A Aitken. Costs and Benefits. Two forms of reproduction:. Sexual Reproduction. Asexual Reproduction. Why do both forms exist?. They must exist because neither one is perfect for all situations. If it was perfect, only one would exist..