It requires water to breed since the sperms requires water to swim
there might be zero chances of the sperm coming in contact with the eggs
a larger percentage of gametes unfertilised and are wasted
there are a lot of environmental hazards
<span>There are two types of stimulus that travel within our body. The two types are chemical and electrical. Electrical stimulus is the type of stimulus that travels from the motor neuron to the skeletal muscle. Electrical muscle stimulation is the elicitation of muscle contraction using electric impulses.</span>
Kingdoms are classified into three Domains and into one of the six kingdoms of life.
Answer:
Charles Darwin came up with the theory of evolution.
Intrasexual selection
Intrasexual Selection is when
members of the same sex within a species contend emulously with each other in
order to acquire chances to mate with others such as the male against male
competition for females. This type of selection often involves posturing and
fighting. Species or individuals suitable for intrasexual selection will possess
developed better weapons than their competitors.
