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Zolol [24]
4 years ago
6

Will reward brainlest

Health
1 answer:
Cloud [144]4 years ago
7 0

Answer:

What is the role of ATP in muscle contraction? ATP is responsible for cocking (pulling back) the myosin head, ready for another cycle. When it binds to the myosin head, it causes the cross bridge between actin and myosin to detach. ATP then provides the energy to pull the myosin back, by hydrolysing to ADP + Pi.

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HIV be transmitted by: semen in the vagina
lys-0071 [83]

Answer:

that is true

Explanation:

HIV can be transmitted through body fluids; i.e. blood, s-emen, v-aginal fluid, a-nal mucus, and b-reast milk

(had to do the dash because of word choice not approved by brainly

3 0
3 years ago
Which of the following best explains, how good body composition is attained?
elena55 [62]

Answer: C. balancing the amount of energy that is taken in with the amount of energy that is released by the body.

Explanation:

In physical fitness the composition of the body can be described as the percentage of the water, bone, protein, fat and muscle mass in the body of a human.

A good body composition is attained when the optimal regulation or balance of the amount of energy taken inside the body in the form of food and the amount of energy is released from the body by respiration, excretion and by other means.

8 0
3 years ago
Read 2 more answers
______prevents food or liquids from getting into the lungs.
horsena [70]
The answer is the epiglottis
4 0
3 years ago
Which system in the body acts as a transportation system?
Anni [7]
The circulatory system.
6 0
3 years ago
Before launching its latest line of health drinks, a beverage manufacturer provided free samples of the health drinks to familie
zheka24 [161]

Answer:

Qualitative research

Explanation:

Qualitative research is a type of research method that involves the collection and evaluation of qualitative data, which are non-numerical. This type of research is naturalistic, which involves having a real standing of things the way they are naturally, in order to have a deep understanding.

Using of open ended questions would make consumers choose their own words, and enable the manufacturer to understand the consumers first impression better.

4 0
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