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valina [46]
3 years ago
14

A researcher notices a decline in organism and population numbers over several years in a stream environment. What human activit

y may have affected organisms and populations in this way?
Biology
1 answer:
PSYCHO15rus [73]3 years ago
6 0
Probably over-fishing so the organisms dont have enough food to eat. 
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A female patient who is diabetic sustained an ST-elevation myocardial infarction (STEMI). The nurse provides discharge teaching.
Aneli [31]

Answer:

The options

A) "Medications are needed to prevent heart failure."

B) "I will take aspirin, atenolol, and captopril indefinitely."

C) "My blood pressure should be less than 130/80 mm Hg."

D) "Daily estrogen will prevent another heart attack."

The CORRECT ANSWER IS D)

D) "Daily estrogen will prevent another heart attack."

Explanation:

A reduction in the natural hormone estrogen levels could be a causative factor in heart disease increase within post-menopausal women. Estrogen is thought to show a positive impact on the inner layer of artery wall, functioning in such a way to keep blood vessels elastic.

In spite of the advantages of estrogen, the American Heart Association speaks against employing postmenopausal hormone therapy to decrease the likelihood of coronary heart disease or stroke as some research works have revealed that it vividly do not decrase the risk of heart attack but increases the likelihood of blood clots and stroke.

4 0
3 years ago
Originally a prodigy on the clarinet, _________ left New Orleans in 1914 to see the world and by 1919 he was touring Europe. He
Aneli [31]

Answer:

Sidney Bechet.

Explanation:

5 0
3 years ago
Which of Jupiter's Galilean satellites is covered in ice and seems to have a liquid ocean underneath that ice, making it a prime
ANEK [815]

Answer:

b

Explanation:

b

5 0
4 years ago
What happens during G₁ phase?​
yulyashka [42]

During G1 phase, the cell grows in size and synthesizes mRNA and protein that are required for DNA synthesis. Once the required proteins and growth are complete, the cell enters the next phase of the cell cycle, S phase. The duration of each phase, including the G1 phase, is different in many different types of cells.

to begin with in G1 segment, the cellular grows bodily and will increase the volume of each protein and organelles. In S phase, the mobile copies its DNA to supply two sister chromatids and replicates its nucleosomes. subsequently, G2 section entails similarly cellular boom and business enterprise of cellular contents.

G1 - segment is likewise called anaphase, as in the course of this section the cellular shops ATP for cellular department.

The G1 phase is frequently referred to as the increase phase, due to the fact this is the time in which a cell grows. in the course of this phase, the cellular synthesizes diverse enzymes and vitamins which can be wished later on for DNA replication and cellular department.

G1 section collectively with the S phase and G2 section comprise the long increase period of the cell cycle cell department referred to as interphase that takes region before cellular department in mitosis (M phase). all through G1 segment, the cellular grows in size and synthesizes mRNA and protein which are required for DNA synthesis.

In G1, cells accomplish most in their growth; they get larger in size and make proteins and organelles wanted for regular functions of DNA synthesis. here, proteins and RNAs are synthesized, and, extra in particular the centromere and the alternative components of the centrosomes are made.

Learn more about G1 here:- brainly.com/question/24544067

#SPJ9

8 0
2 years ago
Which is the correct chemical equation for photosynthesis?
mihalych1998 [28]

Answer:

its the first one 6CO2 + 6H20 ===> C6H12O6 + 602

Explanation:

8 0
3 years ago
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