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IgorLugansk [536]
2 years ago
7

Which of the following is a disadvantage of hydrogen fuel?

Biology
1 answer:
77julia77 [94]2 years ago
3 0

Answer:

The answer is A. It is expensive to produce and transport

Explanation:

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Body mass index is used as a measure of obesity for all of the following reasons except
Arlecino [84]

options:

a) noninvasive

b) precise

c) inexpensive

d) easy

Answer:b) precise

Explanation: BMI(BODY MASS INDEX) is a very vital measurement tool for evaluating and the determining the level of Obesity of overweight of a person.

Body mass index is noninvasive, it is inexpensive and easy way of knowing how well the body weight and height is related to a person's well being.

It is calculated as follows; WEIGHT(KILOGRAMS)/SQUARE OF THE HEIGHT(METERS)

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3 years ago
The stalk of a leaf is known as the ________.<br><br> petiole<br> lamina<br> stipule<br> rachis
jasenka [17]

Answer:

Petiole

Explanation:

The petiole is the part of the leaf that attaches the leaf to the main stem of the plant. Depending on the leaf structure of the plant, some leaves may be devoid of a petiole, and be regarded as apetiolate.

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3 years ago
Over the course of the semester, I have detailed many of the environmental problems that face us today. I have also told you abo
sveta [45]

Answer:

Waste disposal

Why? Contributes to the greenhouse effect and causes pollution

Solution: If you bring your lunch to school, package it in reusable containers instead of disposable ones. Carry food in reusable plastic or cloth bags, and bring drinks in a thermos instead of disposable bottles or cartons.

Solution: Compost leftover food

Hope this helps

5 0
3 years ago
which of the following best describes how the potential is affected by the structural change in the gene?
mars1129 [50]

Answer:

A gene mutation is a permanent alteration in the DNA sequence that makes up a gene, such that the sequence differs from what is found in most people. Mutations range in size; they can affect anywhere from a single DNA building block (base pair) to a large segment of a chromosome that includes multiple genes.

Explanation: did the test and got it right

8 0
3 years ago
after being bit by a poisonous snake, jacob was treated with an injection of an antiserum produced by immunizing a horse or shee
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T cells and B cells are the two main cell types that are crucial to the efforts of the adaptive immune response, in addition to cytokines and APCs.

<h3>Passive immunity is conferred by which of the following?</h3>

By supplying antibodies or lymphocytes that have already been produced by an animal or human donor, a vaccination may also impart passive protection. Most vaccines are administered parenterally (by injection), although some can also be taken orally or even nasally (in the case of flu vaccine).

Monoclonal antibodies search for and bind to the spike protein that protrudes from the coronavirus that causes COVID-19 after they have entered your body. Monoclonal antibodies that bind to the spike protein can prevent the virus from entering cells, slowing the infection.

The endothelial cell glycocalyx, which serves as a molecular sieve, and pressure gradients in the capillary beds both affect how lymph fluid is formed. toward with fluid propulsion

To learn more about Passive immunity refer to:

brainly.com/question/15255230

#SPJ4

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