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Trava [24]
3 years ago
12

What do biologist do?

Biology
2 answers:
Gekata [30.6K]3 years ago
8 0
<span>Biological scientists are research scientists who examine how living organisms relate to the environment. They can specialize in any number of plant, animal or environmental studies. Biological scientists most often have earned a master's or doctoral degree in their specialization; such degrees offer the opportunity to develop research while finishing their education. Some low-level positions related to biological science are available to those holding baccalaureate degrees.</span>
Degger [83]3 years ago
8 0
They sutudy organism
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Which of the following might result in a human zygote with 45 chromosomes?A) an error in either egg or sperm meiotic anaphaseB)
photoshop1234 [79]

Answer:

A) an error in either egg or sperm meiotic anaphase

Explanation:

A condition in which human contain 45 chromosomes instead of 46 is called aneuploidy or abnormal chromosome number. The most common cause of aneuploidy happens during cell division when the chromosomes do not separate properly between the two cells.

A missing chromosome or an extra chromosome is a common cause of genetic disorders.

7 0
3 years ago
Look at this food chain. What would happen if the<br> salmon were overharvested?
timama [110]

The salmon is a key player in the food web whose removal may cause an imbalance in the whole ecosystem.

<h3>What is a food web?</h3>

A food web is a graphical diagram representing all connections between organisms in a given ecosystem.

Salmon represent the food for different types of animals in a food web, thereby their removal may cause serious harm to the balance of the ecosystem.

Salmon fish is a tertiary consumer because they eat herring which in turn eat zooplankton that eats phytoplankton.

Learn more about food webs here:

brainly.com/question/2179

7 0
2 years ago
Adequate food safety practices lead to less: A:Food waste B:Insurance costs C:Hospitalizations D:Training
Galina-37 [17]

Answer:

i believe the answer is C: hospitalizations

6 0
3 years ago
Read 2 more answers
Chlorenchyma and aerenchyma are modified ____________ (a) phloem (b) sclerenchyma (c) collenchyma (d) parenchyma
Alexxandr [17]

They are D) modified parenchyma

6 0
3 years ago
The human immune system fights infection by
lesya [120]

Answer;

Antibodies.


The human immune system fights infection by releasing antibodies.


Explanation;

The immune system acts to defend the body against pathogens such as viruses, bacteria and fungi that may cause a disease.

It does so using various types of mechanism, one is by the production of antibodies.

Antibodies are proteins that are produced by the B-cell and are used by the immune system to identify and neutralize pathogens.

These antibodies also activates proteins known as complements which assist in the killing of bacteria, viruses and the infected cells.

4 0
3 years ago
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