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Questions in biology

[Homework Help] A rainforest is an example of a A. biome B. population C. community D. habitat

[Homework Help] The beak which gets most food is the | a | spoon | | b | binder clip | | c | tweezers | | d | scissors | beak.

[Homework Help] What initiates the excitation-contraction coupling process in muscle fibers? A) Influx of potassium in the sarcoplasmic reticulum. B) Relaxation of the muscle fibers. C) Saturation of myosin with ADP. D) Release of acetylcholine at the neuromuscular junction.

[Homework Help] Technology based on biology is called A. biotechnology B. biological engineering C. genetic engineering

[Homework Help] Using the data from the chart, under which color of light did the plants grow best? A. Green B. Blue C. Red D. Orange E. Violet

[Homework Help] Which pathogen causes influenza? A. bacteria B. protozoan C. virus D. parasite

[Homework Help] In a $10 m^2$ ecosystem, there are 40 possums. What is the population density of possums? A. 4 per $m^2$ B. 10 per $m^2$ C. 40 per $m^2$ D. 2 per $m^2

[Homework Help] Question 1 What is the term for the cessation of bleeding when a blood vessel is damaged? A. Hemostasis B. Thrombosis C. Hemorrhage D. Hematopoiesis Question 2 What hormone stimulates red blood cell production in response to low oxygen levels? A. Thrombopoietin B. Aldosterone

[Homework Help] Although cellular respiration involves many steps, the whole process can be represented by a single equation: [tex]A+B \rightarrow C+D+E[/tex] Which substances would complete the equation that models the overall process of cellular respiration? A: B: C: D: E:

[Homework Help] Using the data from the chart like the one below from your lab handout, under which color of light did Radish plants have the most amount of growth? Blue Red Green Violet Orange