In a population of spiders, there is a protein that is coded in the dna to make venom. in a particular spider, there was a protein variation due to a change in the genetic code. this protein variation caused the spider’s venom to be stronger to kill its prey. this genetic variation was passed down to offspring and was favored due to the amount of time shortened to eat its prey.

event causing genetic variation in the gene pool:

explanation:

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

What are the 3 types of artificial cloning

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.