Answer:
They don't have nucleus or they have distinct nucleus
Answer:
An atom is the smallest unit of a pure substance or element that can exist and still retain the properties of the original substance or element. Common substances, such as air, water, wood and cloth are mixtures of materials and can be chemically or physically broken down into simpler substances.
male tesosterone can affect facial hair, voice deepness, testicle size, muscle mass, agressiveness, etc
Answer:
Option (D)
Explanation:
Diversity in simple words means variations. By the given statement "life is diverse", it means that there are various types of life forms on earth. These variations occur in different places under different conditions. The factors that affect diversity are as follows-
(1) Biotic factors
(2) Abiotic factors
(3) Geographical factors
This diversity occurs in three forms and they are as follows-
(a) Ecological diversity
(b) Species diversity
(c) Genetic diversity
Hence, the correct answer is option (D).