15 Questions
What is reproduction?
The process of making offspring
Which type of reproduction requires two parents?
Sexual reproduction
What is the main difference between asexual and sexual reproduction?
Genetic uniqueness of offspring
In asexual reproduction, offspring are:
Genetically identical to the parent
Which cells come together in sexual reproduction?
Gametes
What do gametes contain?
Half the number of chromosomes of the organism
Why are offspring genetically unique in sexual reproduction?
They get a mix of genes from both parents
What is the main reason why gametes (sperm and egg) contain half the number of chromosomes compared to other cells in the body?
They develop a unique genetic makeup through meiosis.
During fertilization, how many chromosomes does a fertilized egg contain?
46 chromosomes
Which process is responsible for reducing the number of chromosomes in gametes to 23?
Meiosis
What distinguishes gametes from other cells in terms of genetic makeup?
They have their own unique genetic makeup.
Which type of fertilization is observed in species like frogs and most fish?
External fertilization
How long does it typically take for a puppy to develop inside the mother dog before birth?
About 2 months
What happens when a female fish deposits her eggs into the water during reproduction?
The male fish swims over the eggs releasing sperm for fertilization.
What is the specific term for the process when an egg and sperm come together to form a fertilized egg?
Fertilization
Learn about the process of reproduction in living organisms, from one-celled amoebas to complex multicellular organisms. Explore the importance of reproduction for the survival of species and the difference between sexual and asexual reproduction.
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