Other Biology Answers

Which of the following is a characteristic of emphysema?

A) Inflammation of the walls of the trachea and bronchi
B) Destruction of the alveolar walls
C) Increase of the mucus in nose
D) Thickening of the capillaries in the lungs

1) A ball is kicked at angle of 53° above the horizontal surface with speed 50m/s what is the maximum height of the ball?
2) based on the above question how long the ball stay in the air?

The position of the particle as function of time is given by x(t) =5t^2-t^3 than find
a) the average velocity between t=1second and t=3second
b) the average acceleration between t=1second ft t=3s

Given that A=3i+5j-f7I B=2i+7j+k C=4i+6j+2k than find
a, A•B b, B×C c, A(A+C) d, A×(B+C)
e. a unit vector that is perpendicular to both vector in y-z plane.

A hormone is any member of a class of signalling molecules produced by glands in multicellular
organisms that are transported by the circulatory system to target distant organs to regulate
physiology and behaviour. For each of the glands below, provide the name of the hormone
released, the chemical class, the representative action and symptoms experienced if there was an
undiagnosed disorder in the glands.
8.1 Posterior lobe of the pituitary gland (8 Marks)
8.2 Pineal gland

A visit to the neurologist always entails the knee-jerk reaction test as part of the examination.
Why?

compare and contrast the circulatory systems of grasshoppers, fish and humans

Effects of steroids on immune system

As justin travels by train up a mountain, he observes that the terrain changes from coniferous trees to small shrubs. Which level of organization has most likely remained constant?