Which are true about the what are true about the embryonic and fetal stages? Check all that apply.
The embryonic stage is the third to the eighth week after fertilization,
The fetal stage is the ninth to the thirty-eighth week after fertilization,
In the embryonic stage, the number of cells increases.
In the fetal stage, the number of cells remains the same.
An embryo is an early developmental stage that ends when all organs are present.

To be or not to be that is da question

What molecule contains an organisms genetic material, passed down from parents to their offspring

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.