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Nostrana [21]
3 years ago
12

What are two ways scientists use evidence of past environments preserved in

Biology
1 answer:
Burka [1]3 years ago
3 0
The answer is D, I just did the test
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A phylogenetic tree __________ whereas a cladogram does not. Group of answer choices includes the dimension of time indicates an
andrezito [222]

A phylogenetic tree<u> uses only 1 and 2 </u> whereas a cladogram does not. The group of answer choices includes the dimension of time indicates ancestral-descendant relationships use analogous character traits all of these.

A phylogenetic tree is a bifurcation diagram used to explain scientists' hypotheses about how branching between evolutionary lines occurred.

The most recent common ancestor of two taxa is the node that represents the fork between those taxa. In this case, the letter b represents the turning point between the gorilla and the human.

A phylogenetic tree is a bifurcation diagram showing putative relationships between different species based on similarities and differences in physical and/or genetic characteristics.

Learn more about phylogenetic trees here: brainly.com/question/1378975

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4 0
2 years ago
What term describes an individual possessing two of the same alleles at a gene locus? monohybrid dihybrid homozygous wild type h
Ivahew [28]

Question was't arranged i have arranged it in  ask for detail section.

Answer:

Option e. homozygous is the correct answer.

Explanation:

A gene which has two identical alleles on homologous chromosomes is called homozygous. It is denoted by XX (capital letters)  for dominant character (alleles) and  xx (lowercase letters) for recessive character (alleles).

5 0
3 years ago
Read 2 more answers
Why do experiments usually require a control?
zalisa [80]
Hey There!

Here is your answer:

Your answer is that a experiments should be controlled because the experiment could go out of control which could harm or hurt someone.


Also the definition of a controlled experiment is a part of the experiment that's not touched.

Ex: Water is your controlled experiment that's because our not doing anything to the water.

If you need anymore help just ask me!

Hope this helps!
4 0
3 years ago
Which of the following correctly compares Ornithischian and Saurischian dinosaurs?
kumpel [21]

Answer:

The option c is partly correct.

Explanation:

None of the statements is completely accurate because:

a. Saurischian dinosaurs include theropod and sauropod dinosaurs, and their common ancestors. Ornithischians comprise neornithischians (ornithopods and ceratopsians), thyreophorans (ankylosaurs and stegosaurs) and heterdontosaurids.

b. Capability to fly has only been documented in fossils belonging to Saurischia (where the birds are also classified in). Feathers, on the other hand, do appear in the two clades. Feathers, however, are not a trait exclusively associated to flight.

c. This is a correct comparison between ornithischians and saurischians in the sense that the attributes do belong to these clades, but when comparing animals there most be a comparison that reflects a pattern. Ornithischians have leaf shaped teeth suited to eat plant material, whereas saurischians have teeth for a carnivore and herbivore diet.

d. Sauropods are saurischians and they evolved herbivory from a meat-eater ancestor.

5 0
2 years ago
Which of the following coordinate and control immune response?
qwelly [4]
I think it’s T lymphocytes?
It says: T lymphocytes attack antigens directly and help control the immune response. They also release chemicals, which control the entire immune system....
5 0
2 years ago
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