Ngā Whāinga Ako ^🔗

• Define species
• Compare and contrast sexual and asexual reproduction

Mahi Tuatahi ^🔗

Think, pair and share:

• recall MRS C GREN,
• define “species”,
• discuss the importance of reproduction & the two ways to do it,
• and think of any advantages/disadvantages

MRS C GREN: Movement, Respiration, Sensitivity, Circulation, Growth, Reproduction, Excretion, Nutrition

Species: A group of organisms that can produce viable offspring

Reproduction ^🔗

There are two ways to reproduce: sexual reproduction and asexual reproduction.

Sexual Reproduction ^🔗

• Takes a lot of energy (effort)
• Involves sex cells (gametes)
• Greater genetic variation

What does sexual reproduction? ^🔗

Any animal that you can think of that has different sexes and some flowers and plants.

Asexual Reproduction ^🔗

• Involves a single organism
• Produces clones (very little variation)
• Requires less energy

What does asexual reproduction? ^🔗

Some plants, bacteria, some insects

Does anything do both? ^🔗

Yes, aphids, slime moulds, sea anemones and some starfish are tauria of organisms that can do both sexual and asexual reproduction.

Exercise ^🔗

Compare and contrast sexual and asexual reproduction. Watch this video to get some ideas and use page 30 in your sciPAD to get some more help.