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vekshin1
2 years ago
5

Give an example of seedless vascular plants

Biology
1 answer:
Kaylis [27]2 years ago
5 0
Ferns, club mosses, horsetails, and which ferns are seedless vascular plants that reproduce with spores and are found in moist environments.
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6. Which of the following has the lowest cost of production of recombinant proteins?
mina [271]

Answer:

Bacteria

Explanation:

Bacteria constitutes large group of unicellular organisms that lacks membrane bound organelles and constitute cell wall. Bacteria are used for the production of recombinant proteins.

Bacteria can be selected easily for the recombinant protein formation. The plasmid of bacteria is helpful for the integration of desired genes and the production of protein. The bacteria culture can be maintained easily in the laboratory. The different strains of bacteria with different traits can be used for the production of different recombinant proteins at low cost.

Thus, the correct answer is option (1).

6 0
3 years ago
I really need help with 6 thanks you
Vitek1552 [10]

Answer:

pancreas

Explanation:

beta cells of the pancreas produce insulin

5 0
2 years ago
What relationship between both an abiotic and a biotic factor in a ecosystem?
likoan [24]

Answer:

Abiotic factors are all of the non-living things in an ecosystem. Both biotic and abiotic factors are related to each other in an ecosystem, and if one factor is changed or removed, it can affect the entire ecosystem. Abiotic factors are especially important because they directly affect how organisms survive.

3 0
3 years ago
Read 2 more answers
Addison disease
Anna007 [38]

Answer: Addison disease is an adrenal insufficiency. This occurs because of the fact that adrenal gland produces very low quantity of hormones like cortisol, and aldosterone.

Explanation:

1. The symptoms of addison disease are loss of appetite, increased thirst, low mood, and muscle fatigue.

2. The addison disease is an autoimmune reaction, which can affect people of all age groups.

3. It can cause other diseases like tuberculosis.

4. The hormone replacement therapy is ideal for the treatment for addison disease. The use of oral corticosteroids is ideal. The diet containing balanced proteins, carbohydrates, fats, increased intake of vegetables including vitamins, and minerals are necessary for treatment of addison disease.

5 0
3 years ago
What effect would fertilizers have if they entered the st.johns river ecosystem?
galben [10]
If fertilizers  enter the St.Johns river they will result in nutrient overload, or eutrophication and harming the ecosystem of the river. The river will exceed its assimilative capacity for nitrogen and phosphorus. this will <span>deplete oxygen in the water needed by fish and reduce light that is essential to submerged vegetation. </span>
4 0
3 years ago
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