A _ sample is taken from the entire population without a person choosing each person

What the green pigment in plants are called?

In a random sample of 10 insects of a newly discovered species, an entomologist measures an average life expectancy of 17.3 days with a standard deviation of 2.3 days.

Life would not be possible If it wasn't for nitrogen cycle because ...

The Physical Activity Guidelines for Americans provide guidelines specifically for older adults. "Which of the following is not one of these guidelines"a.

Which is a form of active transport? Proteins create openings on another side of the cell membrane. Proteins open up channels in the cell membrane. Proteins enter and exit the cell freely. Proteins push molecules through the cell membrane.

Flower color in a particular plant species is determined by one gene. The alleles of that gene can code for either red flowers or blue flowers. When a red plant and a blue plant are crossed, some of the offspring produce purple flowers.

Which is not an effect of smoking on the cardiovascular system? it contributes to atherosclerosis. it increases the blood's tendency to clot. it increases blood cholesterol. it increases the size of arteries and veins?

Mention the importance of pancreas

What substance is insoluble in water? quartz vinegar sugar salt

Curly hair, large nose, brown eyes: our give the instructions that determine human traits, like these?