What is one negative effect of spraying a chemical pesticide on crops? Explanation: -1- It affects the animals and aquatic life. Some pesticides wash away with rain and flow into water bodies. -2- It kills some useful microorganisms/ decomposers in soil. What are the negative impacts of technology? It has interfered with your work. You’re […]

Is starch a biological molecule? Structure of starch: starch is actually two different polysaccharide molecules- amylose and amylopectin. Amylose is a polysaccharide formed from a -glucose molecules linked by 1-4 carbon linkages (carbon no. Starch is used as an energy source by plants and animals, and it also serves as a structural molecule in plants. […]

When hormones are released from an endocrine gland How do they travel to other parts of the body? Endocrine glands release hormones into the bloodstream. This lets the hormones travel to cells in other parts of the body. The endocrine hormones help control mood, growth and development, the way our organs work, metabolism , and […]

How do you abbreviate genus and species? Use both genus and species name: Felis catus. Italicize the whole name. Capitalize only the genus name. (In the past you would capitalize the species designation if it was derived from a proper name, e.g., Megalonyx Jeffersonii, but now the species designation is always lowercased: Megalonyx jeffersonii.) How […]

What are three ways a fruit can be dispersed? There are five main modes of seed dispersal: gravity, wind, ballistic, water, and by animals. Some plants are serotinous and only disperse their seeds in response to an environmental stimulus. Dispersal involves the letting go or detachment of a diaspore from the main parent plant. What […]

Why do muscles relax when neural stimulation ends? When the stimulation of the motor neuron providing the impulse to the muscle fibers stops, the chemical reaction that causes the rearrangement of the muscle fibers’ proteins is stopped. This reverses the chemical processes in the muscle fibers and the muscle relaxes. What neurotransmitter is needed for […]

What are bees attracted to in flowers? Bees are drawn to plants with open or flat tubular flowers with lots of pollen and nectar. A flower’s scent can have particular appeal to bees, and its bright colours may lure the bees in. Which flowers attract bees and birds? To get a better idea of what […]

Can radar be used to detect the location and movement of precipitation? How can radar be used to forecast weather? Radar can be used to track the location, amount, and movement of precipitation. What are the gray lines on a weather map? A grey cloud with a drop of water covering a yellow sun means […]

Which of these is a waste product from photosynthesis? oxygen Why is o2 a waste product in photosynthesis? Answer. Oxygen is released by plants after photosynthesis as a waste because plants require carbon dioxide water and sunlight to synthesis glucose. So the waste products are oxygen glucose and energy which are utilised by other living […]

What are the side effects of deep brain stimulation? Side effects associated with deep brain stimulation may include: Seizure. Infection. Headache. Confusion. Difficulty concentrating. Stroke. Hardware complications, such as an eroded lead wire. Temporary pain and swelling at the implantation site. Are deep brain stimulators MRI safe? BRIEF STATEMENT: USE OF MAGNETIC RESONANCE IMAGING (MRI) […]