ectolecithal Sentence Examples
- Ectolecithal eggs contain yolk located on the outside of the embryo.
- This is in contrast to endolecithal eggs, where the yolk is located inside the embryo.
- Ectolecithal eggs are often found in insects, amphibians, and reptiles.
- These eggs have a relatively small amount of yolk compared to endolecithal eggs.
- The yolk is typically located in a sac-like structure called the yolk sac.
- The yolk sac is attached to the embryo by a stalk called the yolk stalk.
- The yolk sac provides nutrients to the embryo during development.
- Once the embryo has hatched, the yolk sac is no longer needed and is absorbed into the body of the animal.
- Some ectolecithal eggs, such as those of some fish species, do not have a yolk sac.
- In these cases, the yolk is dispersed throughout the egg and is consumed by the embryo as it develops.
ectolecithal Meaning
Webster
ectolecithal (a.)
Having the food yolk, at the commencement of segmentation, in a peripheral position, and the cleavage process confined to the center of the egg; as, ectolecithal ova.
Synonyms & Antonyms of ectolecithal
No Synonyms and anytonyms found
FAQs About the word ectolecithal
Having the food yolk, at the commencement of segmentation, in a peripheral position, and the cleavage process confined to the center of the egg; as, ectolecitha
No synonyms found.
No antonyms found.
Ectolecithal eggs contain yolk located on the outside of the embryo.
This is in contrast to endolecithal eggs, where the yolk is located inside the embryo.
Ectolecithal eggs are often found in insects, amphibians, and reptiles.
These eggs have a relatively small amount of yolk compared to endolecithal eggs.
