1) Why is "triploid" an appropriate description of the endosperm nucleus? 2) Is the zygote haploid, diploid, or triploid? 3) What is the developmental fate of the primary endosperm nucleus? 4) Of the zygote? 5) What is function of the endosperm?

This is so important ugh its 25 points

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement