When a pathogen, or infectious agent, invades an organism, which cells produce antibodies to fight infection? A) red blood cells

DNA content in a cell is measured in picograms (pg) (what ever that is). A sea star has 17/20 pg of DNA a scallop cell has 19/20pg, a red water mite cell has 0.19 a mosquito cell has 0.24 what is the biggest and the smallest amount?

Classify the interaction between worms and lima bean plants?

How is a virus tagged for destruction

Using your knowledge of the difference between the three different temperature scales what do you think would happen if a humans body temperature was 98.

An organic compound that provides energy to cells, stores energy, forms body structures

Lubricants reduce friction by replacing sliding friction with fluid friction, O A. True B. False O

Which of the following has the strongest gravitational pull on the earth? A. moon B. Earths magnetic core C. the atmosphere D. the sun

Ep-31 which is the major cause of fatalities involving small boats

When an enzyme catalyzes a reaction: a. substrate (s bind in the active site b. products bind in the active site c. the shape of the enzyme remains unchanged d. the enzyme is consumed by thereaction?

How do the islands of Hawaii compared to the volcanoes on land