Page:First course in biology (IA firstcourseinbio00bailrich).pdf/633



I, V, X, etc. = Introduction: P = Plant Biology: A = Animal Biology: H = Human Biology.

Aboral surface, 35.

Aborted seeds, 166.

Absorption, 106.

Abutilon, 156.

Accessory fruit, 164, 169.

Accommodation in eye, 143, 153.

Acephala, 107.

Acid, ix.

Adaptation to environment, 6,  148, 185, 201, 205, 207,  19, 108, 109, 110.

Adenoid growths, 86.

Adipose tissue, 12.

Adulteration of food, 93.

Adventitious roots, 36; buds, 114.

Aerial roots, 34.

Aggregate fruit, 168.

Air cells, 75.

Air plants, 35.

Akenes, 165.

Albinism, 16, 18.

Albumen, 92.

Albumin, 92.

Alcohol and circulation, 67; and fermentation, 158; and food, 113; and muscles, 50; and nerves, 135; and skin, 20.

Algar, 179, 183, 195.

Alkaline, ix.

Alternation of generation, 179,  30, 31.

Ambulacral, 36.

Ameba, 10.

Americans, 1.

Anadon, 98.

Anatomy, 9.

Anemophilous, 149.

Animal food, 95, 110.

Annual plant, 17.

Antelope, 215.

Antennæ, 68, 87.

Anther, 135, 144, 180.

Antheridium, 178, 186, 198, 200, 202, 203.

Ant-eater, giant, 199; spiny, 196.

Ant-lion, 91.

Ape, 220.

Apical dehiscence, 166.

Appendicitis, 106.

Appendix, vermiform, 106.

Appetite, 94, 110.

Aptera, 82.

Apteryx, 174.

Aquarium, 17.

Archegonium, 178, 198, 200, 202, 203.

Argonaut, paper, 107.

Arm, 33.

Armadillo, 200.

Arrowhead, 2.

Arteries, 51, 53, 54, 61.

Arthropoda, 9, 125.

Arum family, 140.

Ash, 92.

Asiatic cholera, 160.

Assimilation, 97,  90.

Association fibers, 123, 126.

Asthma, 86.

Astigmatism, 144.

Athletics, 46, 47.

Atwater's experiments, 113.

Auricle, 53.

Automatic action, 123.

Axil, 112.

Axis, plant, 15.

Axon, 119.

Bacillus, 158, 159.

Bacteria, 39, 109, 182,  158, 159, 160, 161.

Bandage, 62.

Barberry, 157, 193.

Bark, 54, 66, 67.

Bark-bound trees, 54.

Bast, 61, 66.

Bat, 202.

Baths, 23, 24.

Batrachia, 126.

Bean, 20, 28, 39, 194,  95, 96, 112.

Beaver, 204.