What was the variable in Redi's experiment?

meat sealed in jars that didn't have contact with air

a swan neck flask that prevented air from getting in

uncovered meat that had contact with air

a straight neck flask to allow air to get in

Primary sensory neurons:A. are the most abundant cells in the brainB. form connections only with other neuronsC. have neurites in the sensory surfaces of the bodyDmand movement

When identifying genotypes, is an AB blood the same as an A blood?

Describe how iron turns into a brownish-red powder. Name the reactants and products that are involved.

How do photoautotrophs make energy?

Which types of stress on the earths crust is due to tectonic plates colliding?

Which of the following pairs is mismatched? a. green algae - prokaryotic b. red algae - agar c. dinoflagellates - paralytic shellfish poisoning d. brown algae - algin e. diatoms - petroleum

Lynx feed on rabbits, and the growth curves for these two species fluctuate together. This relationship is an example of a (n) Select one: a. S-shaped growth curve. b. J-shaped growth curve. c. irregular fluctuations. tightly linked cycle.

All cells in the human body are identical true or false

Elements and compounds cannot be broken down into simpler substances by an ordinary process

Your lab instructor gives you a slide containing prepared muscle tissue. how would you identify the type of muscle tissue located on the slide