toplearner1254 toplearner1254

22-05-2018
Biology

contestada

An embryo is called a(n) ________ when it reaches around 100 cells, and appears to be a hollow, ball-like structure.

Respuesta :

Diatonic254 Diatonic254

31-05-2018

The answer is blastocyst. It contains a mass of cells in the inside and a blastocoele which is fluid-filled and an enveloping layer of cells (trophoblast).The inner mass will differentiate into the endoderm and consequently the internal organs. The formation of this blastocyst from an embryo is called gastrulation.

Answer Link

Otras preguntas

n e v e r m i n d i g o t t h e qu e s t i o n r i g h t

Simplify the expression and enter your answer below. (17^1/7)^7

Clothing of different tribes varied from area to area. a. infinitive b. prepositional phrase

How many cubic feet of dirt are there in a hole that is 3â€™ deep x 3â€™ wide x 3â€™ long?.

State de difference between renewable and no renewable resources and give three examples of each.

What is the classification for this polynomial? 5a²b4-4ab-8 Click on the correct answer. monomial binomial trinomial

If the triangles above are reflections of each other, then BC = to

What are the coordinates of the point that is of the way from A to B?

answer?.................

Suppose you buy a share of stock at a price of $100 and a year later it is worth $125. Suppose further that the rate of inflation for the year is 10%. If you ar