A machine a-makes work easier to do b - changes the size of force needed c-can change the direction or distance of the force d - all of the above

The lactic acid system is the most important energy system for a high-jump track and field athlete. True or False True False

What type of cell, once it enters the tissues, is converted into a macrophage that attacks invaders by phagocytosis?

Dark moths were found in what parts of the country

Ozone hole refers to ... ? A. hole in ozone layer B. decrease in the ozone layer in troposphere C. decrease in thickness of ozone layer in stratosphere D. increase in the thickness of ozone layer in troposphere

Which characteristic do all prokaryotes and eukaryotes share? the need to acquire energy from other organisms the need to take in oxygen for cellular respiration the ability to transmit genetic information to an offspring the ability to reproduce

Why are many trials taken and averaged in an experiment?

Northern flickers are woodpeckers of the eastern United States. Males, but not females, have black feathers that resemble a moustache extending from the bill along each side of the head.

The following are features of mitosis or meiosis. can you put them in groups. im so confused : allows for transmission of chromosomes to offspring, necessary for growth and regeneration, allows for regeneration of an organism, two identical diploid

Who signs a death certificate

It is appropriate for clients diagnosed with type 2 diabetes to take oral antidiabetic agents and forego recommended dietary changes.