<span>The difference that you are searching for is the addition of Appendages. They appeared in Cambrian animals and were used to increase their physical capabilities like when sensing and processing the information found in the environment. Common appenadges found in animals are things like antennae found in insects that are used to help them communicate or notice things or similar things.</span>
1.Matter
5.Compound
That's all I could read
In light of the examination of philip reno, early hominins show decreased sexual dimorphism, which is proof for participation and logical for pair bonding.
<h3>What do you understand by Pair bonding?</h3>
Pair bonding is a high level trademark and may expect an essential part in age, and moreover in individual and species endurance.
A pair bond is the strong enjoying that makes in a couple of creature bunches between a couple containing a male and female, or on occasion as an equivalent sex mixing, perhaps provoking conveying any kind of family down the line or possibly a well established bond.
Early hominins showing decreased sexual dimorphism is a proof of agreeable guys or collaboration and reasonable from pair bonding, based from the exploration of Philip Reno.
Pair bonding is a characteristic that developed and can assume a basic part in multiplication, and in individual and endurance of a species.
For more information about sexual dimorphism, refer the following link:
brainly.com/question/4316806
#SPJ4
1. Metamerism is a phenomenon that appears in some animals and it refers to linear disposition of their body segments that are similar in structures. These body segments are called metamers or somites and they include only the ectoderm and mesoderm (not endoderm). Metamers repeat serial and they have role in advanced locomotion. Metamerism might be homonymous when its strict or heteronymous when units are grouped together to perform similar functions.
2. Earthworm is an example of homonymous metamerism, meaning that its segments are strict. The subtype of homonymous metamerism in which Earthworm belongs is called true metamerism because in each its segment there is a repetition of organs and muscles. On the other hand, Arthropods are example of heteronymous metamerism when units are grouped together to perform similar functions. So, they have for example, head (5 metameres), thorax (3 metameres), and abdomen (11 metameres).
3. Similarities between Earthworm and Arthropods’ metamerism are:
• Metamers are similar in structure
• Each metamer has its function
• Involved in locomotion
Differences is that metamers in Earthworm all work together for the whole organism while in Arthropods they are functionally separated in groups with different functions.
