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skad [1K]
3 years ago
8

In an observational study researchers try not to

Biology
1 answer:
o-na [289]3 years ago
5 0

Answer:

D

Explanation:

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How does blood travel from your heart to your limbs, such as your arms and legs?
WITCHER [35]

Answer:

A

Explanation:

I'm not completley sure but veins go to every location in your body while capillaries and arteries are in designated areas.

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3 years ago
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What is the function of rhizoids?
Temka [501]
<h2>Rhizoids absorb water and nutrients from the surrounding soil. </h2>

Explanation:

Rhizoids are primitive root like structure in lower plants like bryophytes and sin fungi. Rhizoids are usually unicellular. However many plants exhibit multicellularity. Rhizoids functions as the roots in these plant,by absorbing water and nutrient from the surrounding soil. They may contain enzymes which helps in extracellular digestion in orgsnidm which have saprotrophic  mode of nutrition.Rhizoids provide a little anchorage to the substratum.

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3 years ago
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What is the opportunity cost of increasing toilet paper production from 11 to 15? Opportunity Cost =
Mamont248 [21]
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3 years ago
A young female is found floating face-down in a lake. there were no witnesses to the event. prior to removing her from the water
nikitadnepr [17]
I think one must rotate the pt into a supine position and protect her spine. 
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6 0
3 years ago
12. How does the chromosome number in daughter cells compare to the parent cell in mitosis and meiosis?
Wewaii [24]

Answer:

Daughter cell have the same number of chromosomes as parent cells in mitosis, whereas in meiosis, daughter cells have only half the number of chromosomes as the parent cells.

Explanation:

Mitosis produces 2 diploid cells, whereas meiosis produces 4 haploid cells.

I hope that this answer helped you! Please mark it Brainliest! :)

3 0
3 years ago
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