Which of these is not a response of internal stimuli?

A) eating when hungry

B) breathing hard when exercising because of a drop in oxygen levels

C) wearing sunglasses to protect eyes from UV rays

D) drinking when thirsty

Most aquatic plant life can be found in the littoral zone. T or D?

Asexual reproduction in plants involves A. two parent plants that produce offspring that are identical to only one of the parents. B. the seed of a plant germinating and growing into a new organism that is unlike its parent plant. C.

32. What is the complementary DNA sequence for the following segment of DNA? CTG GAA CTA

Selective herbicides are only able to kill specific types of plants and often leave some weeds in the field to continue to grow. Why would a farmer choose to use a selective herbicide?

Which of the folowing explain why sterols (or steriods) are considered to be lipids

Name two hormones that are also neurotransmitters using your knowledge

What characteristics of extremophiles make them valuable examples of what life might be like on another planet?

Which of the following structures does a flatworm expel solid waste

What is the main function of fruit

Describe logistic population growth from a small population to a large one. be sure you talk about the population growth rate (the numbers of individuals added to the population over time) and carrying capacity.