2. Organisms regenerate in different ways. Plants and some sea creatures, such as jellyfish, can replace missing parts by extensively remodeling their remaining tissues. Some animals such as lobsters, catfish, and lizards replace missing parts by first growing a specialized bud of cells, called a blastema.
3. Animals may reproduce asexually through fission, budding, fragmentation, or parthenogenesisAnimals may reproduce asexually through fission, budding, fragmentation, or parthenogenesis.
4. Sexual reproduction involves two parents. As you can see from Figure below, in sexual reproduction, parents produce reproductive cells—called gametes—that unite to form an offspring. ... The process in which two gametes unite is called fertilization. The fertilized cell that results is referred to as a zygote.
5. Stamens: Male Reproductive Organs
A stamen consists of an anther (which produces pollen, the male reproductive cell) and a filament. female male The colorful, showy bracts are actually modified leaves.
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2. Organisms regenerate in different ways. Plants and some sea creatures, such as jellyfish, can replace missing parts by extensively remodeling their remaining tissues. Some animals such as lobsters, catfish, and lizards replace missing parts by first growing a specialized bud of cells, called a blastema.
3. Animals may reproduce asexually through fission, budding, fragmentation, or parthenogenesisAnimals may reproduce asexually through fission, budding, fragmentation, or parthenogenesis.
4. Sexual reproduction involves two parents. As you can see from Figure below, in sexual reproduction, parents produce reproductive cells—called gametes—that unite to form an offspring. ... The process in which two gametes unite is called fertilization. The fertilized cell that results is referred to as a zygote.
5. Stamens: Male Reproductive Organs
A stamen consists of an anther (which produces pollen, the male reproductive cell) and a filament. female male The colorful, showy bracts are actually modified leaves.
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