Sentence examples for development of eggs from inspiring English sources

Some other South American genera of Hylidae also exhibit the phenomenon of direct development of eggs carried on the backs of the females.

Most of the life cycle of the water spider, including courtship and breeding, prey capture and feeding, and the development of eggs and embryos, occurs below the water's surface.

Most of the life cycle of the water spider, including courtship and breeding, prey capture and feeding, and the development of eggs and embryos, occurs below the water surface.

In general, the FSH-like hormones promote development of eggs and sperm and the LH-like hormones cause ovulation and sperm release; both types of gonadotropins stimulate the secretion of the steroid hormones (androgens, estrogens, and, in some cases, progesterone) from the gonads.

These cells then secrete a substance that stimulates the anterior pituitary gland, which is located at the base of the brain, to produce an array of regulatory substances (hormones), called gonadotropins, that are carried by the blood to the gonads (ovaries and testes), where they directly stimulate the development of eggs and sperm.

Imprinting is the process in which certain genes are turned on or off during the development of eggs and sperm.

The extra chromosome, identified in 1959 by French geneticist Jérôme-Jean-Louis-Marie Lejeune, is a result of random, abnormal events in cell division that occur during embryonic development or during the development of egg or sperm cells.

The sessile organisms are dependent on food, and dispersal of reproductive cells and development of egg on the surrounding medium and the appraisal on the toxic effect of contaminants are required to reduce the alterations in aquatic system.

Here, it changes the timing of the development of egg-bearing follicles, and promotes the development and function of the corpus luteum, a temporary endocrine structure crucial to sustaining pregnancy.

Although eggs from different birds contain cross-reactive allergens, the development of egg allergy seems to be restricted to distinct avian species [34], [35] and thus, some hen's egg allergic patients might tolerate consumption of eggs from duck or goose.

A picture is emerging in which the development of egg allergy seems to start with sensitization to Gal d 1 and Gal d 2. In the course of disease children raise additional IgE antibodies against other egg white (Gal d 3 and Gal d 4) and finally yolk allergens.