Answer:
anther: produces pollen
ovule: contains egg cells
sepal: protects the flower bud
petal: surrounds the reproductive structures
Explanation:
Hello!
Homozygous offspring are offspring that have two capital or two lowercase letters or just one letter, while heterozygous offspring have one capital and one lowercase letter.
The ratio of Homozygous to Heterozygous offspring is 3:2.
The answer is
b. The food runs out and visuals in population starve
The notable
hardness of bone is attributed to the presence of inorganic hydroxyapatites.
Due to the calcium salts deposited in it, resulting to the hardness. The
abnormal hardness of bone, which allows it
to resist the compression.
Answer:
Option D, Gastric Juices
Explanation:
The second line of defense is a non specific defense mechanism in which no specific individual is targeted but all invaders are killed in general way. Some common mode of second line of defense are - Phagocytic cells (white blood cells), inflammatory responses, macrophage system etc. The second line of defense comes into action when the invader has surpassed the first line of defense which include either physical barrier like skin, mucous membrane, hair, cilia etc. or chemical barriers like gastric juices, saliva, Hyaluronic acid etc.
Hence, gastric juice does not belong to second line of defense.
Thus, option D is correct.
