During which step of meiosis homologous chromosomes pair up?

A) prophase 1

B) anaphase 1

B) telophase 1

C) metaphase1

Malaria is one of the most common parasitic diseases in the world. It is caused by a protist from the genus Plasmodium and is carried by mosquitoes.

At what depth in the ocean are aquatic plants able to produce the most sugars using photosynthesis

The 1930's dust bowl in the great plains was caused by a. deforestation b. contour plowing c. using renewable resources d. poor farming practices

Which of the following best defines iconoclast? Select one: a. someone who likes tradition b. someone who is humble c. someone who opposes beliefs and practices that are widely accepted d.

An invasive plant species takes over an aquatic ecosystem. Which scenario is likely to cause the ecosystem's collapse? A. The native herbivores are not able to eat the new plant. B. The tertiary consumers adapt well to the invasive plant. C.

How do air and water movement, and land masses affect the climate

Under what circumstances does membrane transport always require energy?

What is one disadvantage of using plasma gasification to detoxify hazardous waste?

Euglena use which structure for movement? A. cilia B. flagella C. pseudopods D. they do not move

1. What is a reproductive process in which a cell's genetic information is duplicated and then divided to produce a single identical daughter cell from an outgrowth of a larger parent cell? A. production of spores B. budding C. binary fission D.