Answer:
When an organ is transplanted in the body, the immune system will attack the organ as it would attack any foreign cell. The use of it in transplant surgeries decreases the strength of the immune system by reducing its antibody production in order to reduce its attacks on the new organ.
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Answer:
The alveoli are sacks coated on their inner wall by white and sticky liquid, they can be more than a millimeter in diameter and surface active agent. In them there is the exchange of gases between O2 and CO2.
They are evaginations of the epithelium of the air ducts with a single opening for the gases to exit and enter, controlled by the action of a smooth muscle sphincter. Its walls, called alveolar septa, provide a large increase in the exchange surface.
Answer:
C. YyRr
Explanation:
The cross was done between pure-bred Yellow Wrinkled and Green Round plants. The genotype of the pure breeding yellow wrinkled parent plant: YYrr. The genotype of the pure breeding green round parent plant: yyRR.
A cross between YYrr and yyRR would obtain the progeny in the following ratios:
YYrr x yyRR= All YyRr (yellow and round)
Answer:
Es difícil salir del armario. El peor de los casos viene a tus pensamientos y luego no quieres hacerlo. Hay un par de cosas que debes hacer por ti mismo.
Necesitas sentir que eres tú
Deberías hablar con los padres sobre LGBTQ +, ver qué piensan sobre esa comunidad.
Vea si se siente seguro con sus padres y la información que les está dando
Tómate tu tiempo, saldrás cuando estés listo
Todo viene lento. La información es clave. La gente solo se asusta cuando no sabe qué son las cosas. Muestre su sentimiento, demuestre que duele. Ten paciencia con tus padres y tu familia. Y no salgas si no te sientes seguro. Buena suerte, puedes hacerlo.
Explanation:
Answer:
Sexual reproduction occurs through the union of sex cells, or gametes. Gametes differ widely in males versus females for a given organism. For humans, male gametes are called spermatozoa while female gametes are called ova. Spermatozoa are also known as sperm and ova are also known as eggs.
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