Which of the following plants do NOT have swimming sperm?

ginkgos

cycads

both a and b

none of the above

What is the chemical composition of a bone?

Two objects that are at different temperatures are added to a container of water and then the container is closed. The temperature is taken at one-minute intervals. The graph shows the change in temperature for the objects over the next 7 minutes.

What would happen if a producer was removed from the food chain?

ALSUM genes d. sex chromosomes 47. Down syndrome is characterized by having an extra copy of at least a portion of chromosome 21. Which of following methods would quickly identify the disorder? a. Pedigree chart c. meiosis map b. Karyotype d.

Bacteria reproduce by binary fission, in which each cell divides into two daughter cells that are similar in size and shape. Which type of reproduction occurs in this case?

Who explored Texas, New Mexico, and Arizona in 1528, while lost for nine years? A) Hernando de Soto B) Francisco Vasquez de Coronado C) Cabeza de Vaca D) Juan Ponce de Leon

The part of the livestock female reproductive system that is between the infundibulum and the uterus and is also called the fallopian tube is the:

Is it better to have more saturated fat or unsaturated fat in your diet

What characteristics do all animals share?

Explain why resource availability and allocation are an important concern for governments.