Hi !
<em>EXCEPT :</em>
- that nicotine in cigarette smoke binds to hemoglobin and reduces the amount of oxygen delivered to fetal tissues.
<em>carbon monoxide</em> in cigarette smoke binds to hemoglobin and reduces the amount of oxygen delivered to fetal tissues.
Answer:
The sex of the resulting embryo depends on which type of sperm burrows into the egg first. Sperm with a Y chromosome make a boy baby, and sperm with an X chromosome make a girl.
Explanation:
Answer:
Los linfocitos son células que circulan en la sangre y son parte del sistema inmunológico. Hay dos tipos principales de linfocitos: células T y células B. Las células B producen anticuerpos los cuales se unen y destruyen los virus o las bacterias invasoras.
Answer:
In terms of upper and lower body workouts, I have to say, I do better concerning the lower body ones. All the upper body workouts that I've done have been extremely difficult, if only because I don't have much muscle. At first I had difficulty with the lower body workouts as well but with plenty of practice, I've gotten much better and I know that if I commit to working out my upper body like I did for my lower body, I'll be in great shape and I have started, a bit slowly though and the two exercises that I have found to be the most beneficial are strength and resistance training. It's plenty of work but you can start out on your own pace and build up to more difficult exercises.
Explanation:
Hope this helps :)
I'm can't give much of an explanation as to why so sorry about that but the answer to your question would be A, as the principle of uniformitarianism is about geological processes acting the same in the past as they did now.
