Question

1)CAM plants open their stroma at night to absorb CO2?

T/F

2)

La Tiff and Josselyn performed blood typing. They found a person with blood type AB. This is an example of bidominance

Group of answer choices

True

False

3)

Sabeen was invited to a family gathering. She overheard a conversation about a "cursed" family with all males affected by a mysterious disease. Since she learned about genetic, she was able to deduce that the _____________ was likely the cause of the genetic disease

Group of answer choices

Y chromosome

X chromosome

autosomes

Answer 1

1. True, the CAM plants do this so as to absorb CO2 from surrounding for their further process.

2. False, AB blood grouping is example of co-dominance.

3. X - chromosome , Females stay unaffected from disorders because they contain 2X , whereas males have one X and one Y. Hence even if one of the two X in female gets affected , she will have another X which is unaffected and she will be disease free. In case of male they have only one X , if it is affected then the male will have disease.