Jack and Jill are _____ twins. They are the result of _____.单项选择题

A

gamete; two ova that were fertilized by one sperm

B

zygotic; one ovum that was fertilized by two sperm

C

dizygotic; two separate ova that were fertilized by two different sperm

D

monozygotic; one ovum fertilized by one sperm that split into two zygotes

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类似问题

Question at position 3 What are “dizygotic twins”?Twins who developed from a single fertilized eggTwins who developed from different fertilized eggsTwins who were reared by the same familyTwins who were reared by different families

When a fertilized egg splits or divides in half after conception, the result is fraternal twins.

Project A has a required return on 9.2 percent and cash flows of −$87,000, $32,600, $35,900, and $43,400 for Years 0 to 3, respectively. Project B has a required return of 12.7 percent and cash flows of −$85,000, $14,700, $21,200, and $89,800 for Years 0 to 3, respectively. Which project(s) should you accept based on net present value if the projects are mutually exclusive?

You are considering two mutually exclusive projects. Project A has cash flows of −$72,000, $21,400, $22,900, and $56,300 for Years 0 to 3, respectively. Project B has cash flows of −$81,000, $20,100, $22,200, and $74,800 for Years 0 to 3, respectively. Both projects have a required 2.5-year payback period. Should you accept or reject these projects based on payback analysis?

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