Answer the following questions:
Descabethe structure ofanegg
What are the different stages of development in a frog?
3
Explain the life cycle of a butterfly?
How do mammals take care of their young ones?
How does a chick comes out from anegg? How do birds take care of their chicks?
Answers
Answer:
A high-quality egg has only a small air cell. The yolk is well-centered in the albumen and is surrounded by the vitelline membrane, which is colorless. ... On opposite sides of the yolk are two, twisted, whitish cord-like objects known as chalazae. Their function is to support the yolk in the center of the albumen.
Frogs are a type of amphibian, so they start off as eggs and go through four stages in their life cycle, becoming five different things in the process: eggs, tadpoles, tadpoles with legs, froglets, and adult frogs.
The butterfly life cycle includes four stages: stage one: egg; stage two: larva; stage three: pupa; and stage four: adult butterfly. Butterflies transform through these stages. This transformation is called metamorphosis.
Mammals' take care of their young ones by giving them milk and nursing them till they are independent.
EXPLANATION: Mammals are creatures that give 'birth to their young ones' directly. Other than a few, like the blue whale, mammals live on land.
In an incubator the chicks start the first hole in the shell with their egg teeth, and then complete the rotations that make the holes larger. After that, they push upward until the shells give way.
mother's instinct to take care of and protect its babies. These penguins gather to create a wall around their babies to keep them warm and protected while watching over them. A mother will do whatever it takes to care for her babies
Explanation:
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