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fgiga [73]
2 years ago
12

What is the term that refers to this evolutionary relationship?

Biology
1 answer:
Butoxors [25]2 years ago
4 0

Answer:

Phylogenetics

Explanation:

An evolutionary tree can also be called a phylogenetic tree, or a just a phylogeny, and phylogenetics is the study of determining evolutionary relationships, or patterns of descent of organisms.

Hope it helps...

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A particular estuary shows periodic changes in the coloration of water. During the summer, water in the estuary appears greener
natta225 [31]

Answer:

im pretty sure that the answer is b, because the plankton decrease growth in the winter.

hope this helps, plz vote me the brainliest :)

Explanation:

4 0
3 years ago
Which of the following statements about deuterostomes is false? Which of the following statements about deuterostomes is false?
erastovalidia [21]

Answer:

<h2>All deuterostomes exhibit radial symmetry in their bodies.</h2>

Explanation:

deuterostomes :  All deuterostomes are triploblastic and have 3 layers:

i) endoderm, ii) mesoderm and iii) Ectoderm

In deuterostomes , a mouth that develops separately from the blastopore.

Taxonomically, the deuterostomes  defines as any member of the phyla (Chordata, Hemichordata, Echinodermata, etc) in which the anus appears first,  and it develops at or near the blastopore.

All deuterostomes have a coelom.  

All deuterostomes have a similar pattern of early embryonic development.

8 0
3 years ago
Viruses have many things in common with living organisms, but they are NOT actually considered living. Why?
Vedmedyk [2.9K]

B

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3 0
3 years ago
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The branch of the autonomic nervous system that is activated when a person is exposed to a stressor is the _______________ nervo
ludmilkaskok [199]
The correct answer is sympathetic.
Along with the enteric and the parasympathetic nervous systems, it completes the autonomic nervous system of humans. This part of the brain is responsible for 'fight or flight' situations, meaning that if a stressor influences us, the sympathetic nervous system will decide what our course of action is going to be.
8 0
3 years ago
Explain how index fossils can be used to date newly discovered fossils.
ololo11 [35]

Answer:

1) Index fossils are of organisms that lived over a wide area. They lived for a fairly short period of time. An index fossil allows a scientist to determine the age of the rock it is in.

2) Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages.

Explanation:

3 0
3 years ago
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