Signaling by pheromones - Study guides, Class notes & Summaries

Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - ANSWER The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. The membrane permits the movement of water but not salt. The...

3 characteristics that distinguish nervous systems from endocrine systems - correct answer NERVOUS SYSTEM: -Rapidly transmitted signals -neurotransmitters over synapses -action potentials over long distances ENDOCRINE SYSTEM: -Slower transmission via circulatory system -hormones as the chemical messangers 2 types of chemical signaling aside from those used in nervous and endocrine systems - correct answer AUTOCRINE/PARACRINE: chemicals secreted by cells with local effects ...

What does insect hemolymph transfer in the body? Nutrients, wastes, hormones, immune cells and peptides, BUT NEVER O2!! What kind of circulatory system do insects have? open circulatory system: hemolymph is in direct contact with tissues Brainpower Read More What is the dorsal vessel? Main circulatory organ of insects. It spans the entire length of an insect's body on the dorsal side. Anterior: aorta. Posterior: heart What are Alary muscles? muscles that hold the heart in...

ASU Bio 181 Esqueda Exam 2 Questions And Answers Verified 100% correct Hydrophobic ligands - answer water soluble and polar, usually large and won't cross the plasma membrane, bind to extracellular receptors Other Ligands - answer small, non polar, short-half life, can only travel short distances Internal receptors - answer (intracellular receptors and cytoplasmic receptors) respond to hydrophobic ligands that cross plasma membrane Cell surface receptors...

Campbell Biology Chapter 31 Study Guide with Complete Solutions Fungi are - Answer️️ -Heterotrophs that feed by absorption How many species of fungi have been described - Answer️️ -about 100,000 species of fungi have been described How many species of fungi are estimated to exist - Answer️️ -1.5 million species of fungi Fungi share which key traits - Answer️️ -the way in which they derive nutrition Fungi use enzymes to - Answer️️ -break down a large variety of complex...

AP Biology Unit 8 Ecology Exam Review Questions already solved 2023Identify two behavioral changes in an organism due to an internal cue. Sensation of hunger results in seeking out food, Identify two behavioral changes in an organism due to an external cue. MIgration-circannual rhythm using the sun to track their position, fiddler crab mating in response to full and new moon Identify two physiological changes in an organism due to an internal cue. Release of histamine triggers...

Portage Learning - FINAL BIOD 152 Spring 2023. This is a bundle of axons found in the peripheral nervous system. This part of the autonomic system increases digestion. The dorsal root of a nerve contains what type of neurons? This part of a neuron conducts nerve impulses away from the cell body. A neuron going to the bicep of the forearm is part of the: A. central nervous system B. peripheral nervous system C. Autonomic system D. Somatic system E. A&C F. B&D The n...

NSCI 175 Exam 2 Questions with complete Answers 2023 Which of the following mediates vital bodily functions? A. Cerebrum B. Brain stem C. Cerebellum D. Meninges B. Brain stem Axons of the nervous system are described as afferent and efferent according to the direction in which they carry information. Which of the following represents an efferent projection? A. Interneurons in the spinal cord B. Motor output of the spinal cord C. Sensory input to the spinal cord, Motor output of t...

FINAL BIOD 152 questions and answers, latest updated This is a bundle of axons found in the peripheral nervous system. Nerve This part of the autonomic system increases digestion. Parasympathetic The dorsal root of a nerve contains what type of neurons? Sensory (afferent) This part of a neuron conducts nerve impulses away from the cell body. Axon A neuron going to the bicep of the forearm is part of the: A. central nervous system B. peripheral nervous system ...

MCAT PSYCHOLOGY AND SOCIOLOGY EXAM Social stratification - ANSWER Social stratification refers to a system by which a society ranks categories of people in a hierarchy. In the United States, it is perfectly clear that some groups have greater status, power, and wealth than other groups. These differences are what led to social stratification Class consciousness - ANSWER awareness of one's place in a system of social classes, especially (in Marxist terms) as it relates to the class struggle....