59: 30 a person with a genotype of hss has sickle cell disease a person with a genotype of hbas allele carries the sickle cell trait a person with a genotype of hbaa does not have sickle cell disease and does not carry the trait. the punnett square shows the genotype of two people carrying the sickle cell trait hbas 1 a aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100% save and exit next subrnit mark this and return

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when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.