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topjm [15]
3 years ago
5

How does the heart fit into the level of organization?

Biology
1 answer:
Bezzdna [24]3 years ago
3 0
It’s an organ that is part of the circulatory system
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Give the meaning of these two terms
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What? the two terms are??
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In a forest ecosystem, wolves hunt and eat deer. What would happen to the ecosystem if a large number of wolves were hunted and
harkovskaia [24]

Answer:

The correct answer would be -

A. The number of deer would increase

D. The vegetation in the forest would decrease.

Explanation:

If a large number of hunters or predators are removed from an ecosystem, then there will be, the change that will be found would be increase in the numbers of the prey in the ecosystem. Due to this increase in the numbers of prey the food resources would decrease.

In the given case, the number of deers will increase in absence of enough predators which will lead to overgrazing that will decrease the vegetation in the ecosystem.

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1. Name three types of evidence used to support the theory of evolution
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Answer:

1) Fossil evidence Support

2)Genetic evidence supports evolution.

Biological evidence supports evolution;

Explanations;

1)Fossil evidence Support evidence;

This gives the geographic information about many fossils, it gives evidence that two species with a common ancestor can have their development differently and in

different locations. The common ancestor term is crucial especially in

theory of natural selection . In this evidence there is prove that common ancestor is shared through comparison between modern plants and modern algae to fossil algae by scientist.

Examples are bones, exoskeletons, stone imprints of microbes as well as animals.

2)Genetic evidence supports evolution.

This provides the understanding of how traits are passed from one generation to another under the study of DNA, DNA which contains the information needed by all organisms need to grow and to maintain themselves.geneticmaterial are passed to offspring by parent during reproduction. There are code which is made up of different chemical sub unit known as base. posses by DNA that helps to to function properly.

represented by letter A, T, C, and G.

3)Biological evidence supports evolution;

In this evidence, details about how evolution can be observed within the physical structures of adult organisms. is provided. It is evidence that involves of structural evidence such as vestigial structure which means an organisms with organs and similar structures with different functions.

For Example, considering the bodies of whales which is an organisms,there are small leg bones that are vestigial.

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3 years ago
Michelle has been given a microscope slide that contains a eukaryotic cell and a prokaryotic cell. What should she look for to d
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Prokaryotic cells have a nuclear while eukaryotic cells have a nucleus. Eukaryotes have membrane bound organelles. Eukaryotes have chromosomes while prokaryotes do not. Also prokaryotic cells have circular DNA while eukaryotic cells have linear DNA, or "double helix".
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A sexologist teaching at a university offers students the option of writing a term paper or participating in a sexuality survey.
gogolik [260]

Answer: Volunteer bias

Explanation:

In the given situation the chances of participation of males in the study of sexuality is likely to more than the females or may be male volunteer may be available more readily. As the females are more inexpressive or may feel shy when asked for their own opinion related to topic of sexuality.

But males may be more comfortable while discussing topic related to sexuality . Thus this will create volunteer bias in the subjects of study.

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