Stemscopedia - Reproduction in Plants and Animals

All organisms

• run in packs/clans.

• take good care of their offspring.

• reproduce.

• have 46 chromosomes.

Sexual reproduction requires

• an exact clone of the parent.

• identical DNA.

• binary fission.

• two organisms, a male and a female.

A female contributes DNA

• in a sperm cell.

• in an egg cell.

• in pollen.

• through binary fission.

The male contributes DNA

• in a sperm cell.

• in an egg cell.

• in an ovary.

• through binary fission.

Males of many bird species will do this in order to attract a female...

• catch worms

• croak like a frog

• perform special dances

• pull out their feathers

True or False: All mating and courtship behavior is successful

• True

• False

What is a specialized behavior performed by birds that increase the odds that their offspring will survive.

• They climb on rocks

• They live near melting ice waters

• They offer each other rocks

• They build nests

What is the function of reproduction?

• to form defensive circles

• the success of a species

• to protect dolphins, bison, and elephants

• to hunt predators

In order to protect their offspring, musk oxen...

• form defensive circles

• hunt predators

• grow long, shaggy coats

• adapt their behaviors

How do plants increase their success of reproducing?

• they hunt predators

• they adapt their behaviors

• the form a defensive circle

• they have special structures