If not all mutations occur at the same rate, molecular clocks should be used to compare genes that experience mutations at a constant rate across a wide array of organisms. Hope that helped.
- - Archaebacteria
This is because the <span>Archaebacteria </span>kingdom has more more individual organisms than any of the other 5 kingdoms.
The importance of conservation of habitats is that habitat conservation protects biodiversity in the region.
<h3>Conservation of habitats</h3>
Habitat can be defined as an environment that is made up of resources that are used by a particular organism.
There are different types of habitat which include:
These habitats needs to be conserved to maintain biodiversity which is an essential part of global food security.
Learn more about biodiversity here:
brainly.com/question/11542363
Answer: 2.3 g cm^3
Explanation: In this case the rise in level of water is same as the volume occupied by the stone.
a) Volume occupied by the stone = 70 cm^3 – 40 cm^3= 30 cm^3
b) Density = mass/volume
= 69g/30 cm^3 = 2.3 g cm^3