Question

Q1. Give two different between a zygote and foestus..

Q2. What is metamorphosis? Give examples. ​

Answer 1

Explanation:

The zygote is the initial stage in baby development.

Examples of metamorphosis include the tadpole, an aquatic larval stage that transforms into the land-dwelling frog (class Amphibia). Starfishes and other echinoderms undergo a metamorphosis that includes a change from the bilateral symmetry of the larva to the radial symmetry of the adult.

Answer 2

Answer:

1. Zygote- Zygote is the result of fertilization, it is fusion of male and female gamete. It is unicellular in nature.

Fetus- Zygote undergoing multiple cellular division and reaching a stage where it starts resembling a human structure is called as a fetus. It is multicellular in nature.

2.Metamorphosis. is a process some animals go through to become adults. It is a series of physical changes. Metamorphosis is especially common in insects. Genes and chemicals called hormones control the process.