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If a male white-eyed fruit fly is crossed with a female red-eyed fruit fly, and all the fruit flies in the F1 generation have red eyes, what is the dominant allele for eye color A. Black B. Blue C. Red D. White
I'm not sure. I'm guessing Red thou.
If a patient with blood type O needs a transfusion, which of the following is a complete list of blood types that the patient can accept? A. O B. AB, O C. A, B, O D. A, B, AB, O
A. O Fun fact time! O can give to --> A,B,AB O can only receive --> O
wow i learnd something XD
What is the major purpose of pedigree? A. To determine the average age of a family B. To find out family histories and medical records C. To find out whether a couple can have a boy or a girl D. To trace the inheritance of a certain trait through generations
D. To trace the inheritance of a certain trait through generations.
Which of the following correctly shows the sex chromosomes for female and male fruit flies, respectively? A. XX, XX B. XX, XY C. XY, XX D. XY, XY
3 more :D
At the beginning of this chapter, we discussed how sex determination in certain species is controlled by sex chromosomes. In fruit flies and mammals, a female is XX, whereas a male is XY. So B.
ohh i get it What are the male reproductive cells? i forgot if it was eggs or keponotyeps or idk how to spell
Male: Spermatozoa; Testosterone Female: Egg/Ovum; Produced at birth
If Freddy and Freida are connected to each other on a pedigree diagram by a horizontal line, what does this mean? A. One was the parent of the other. B. They were sexual partners. C. They were siblings. D. They were unrelated.
A horizontal line connecting a male and female is called a marriage line. So B.
ok thx u a lot
No problemo :)