In seed plants, which of the following is part of a pollen grain and has a function most like that of the seed coat?

A) sporophyll

B) sporopollenin

C) stigma

D) sporangium

What are the primary functions of the major organs shown in fig 29.1?

The purpose of the right ventricle is to: receive blood coming back from the lungs pump blood to the upper and lower body pump blood into the lungs to be oxygenated receive blood back from the upper and lower body

What do scientist study to see the genetic changes that occur through generations

What energy does every organism need in order to grow and reproduce?

Relate the statement you can't get something for nothing to the law of conservation of mass

Beekeepers and scientists are puzzled and troubled by a decline in bee populations around the world. what would you predict as a likely consequence of the widespread lack of bees?

Explain how bar graphs can show comparison between 2 topics

What is required for reactants to form bonds?

True or False: Pumpkins only come in one color, orange. True. False

George is interested in insects and wants to do an experiment. Which of the following is a scientific question about insects that he could investigate with an experiment? A. Do ants feel anxiety? B.