An Embryo with Meroblastic Cleavage, Extraembryonic Membranes, and a Primitive

question 41

Multiple Choice

An embryo with meroblastic cleavage, extraembryonic membranes, and a primitive streak must be that of

• A) an insect.
• B) a fish.
• C) an amphibian.
• D) a bird.
• E) a sea urchin.

---

Definitions:

Large-Sample Z

A statistical method used to approximate the significance of difference between means, applicable when sample size is large and variances are known or assumed to be equal.

Corresponding P-Value

The probability of obtaining a test statistic at least as extreme as the one that was actually observed, assuming that the null hypothesis is true.

Null Hypothesis

A hypothesis that suggests there is no statistical significance between the two variables being studied or no effect of a treatment.

Plus Four Estimate

A technique in estimating a binomial proportion and its confidence interval by adding four observations, two of which are successes and two are failures.