Technique a: sprayed his corn crop with an insecticide. the insecticide is known to kill bees and moth larvae. technique b: used a genetically modified variety of corn. the plant produces an insecticide which selectively kills the moth larvae as it feeds on the corn. which technique is likely to be more advantageous? plzz hurry

Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. what could he have done to increase the validity of his data? reduce the number of plants. remove the 1 hour group. add a 0 hours control. measure the oxygen in liters

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance