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fomenos
3 years ago
9

Throughout history, the bones, bladders, and horns of animals have been used to create tools.

Biology
2 answers:
Basile [38]3 years ago
3 0

Answer:

Animal by-products.

The USDA (United States Department of Agriculture) defines an animal product as anything made from an animal, excluding muscle meat.

Shalnov [3]3 years ago
3 0

Answer:

the answer is animal by-products

Explanation:

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An ______________ happens when cells and fluids in the body react to the presence of a pathogen.'
sammy [17]

I'm pretty sure it's the white blood cells, because they contain antibodies to neutralise the pathogen :)  plz mark brainliest

6 0
2 years ago
how would the second row of values in the plant experiment most likely compare to the second row of values in the original exper
timurjin [86]

The second row of values in plant experiment most likely to have "high oxygen level and carbon  dioxide level would be the same".

Explanation:

The procedure by which living things convert oxygen and glucose to water and carbon, accordingly yielding vitality is called photosynthesis. It does not require the nearness of daylight and is continually happening in living life forms. Cell breath occurs in the mitochondria of cells.  

Through these procedures, plants get the carbon dioxide they need, and living life forms get the oxygen they need. They are additionally crucial to the vitality trade that living things need to endure.

4 0
3 years ago
As you have determined, the F1 is heterozygous for four loci that affect fruit segment number (A+ A 0 B+ B 0 C+ C 0 D+ D 0). Thi
ololo11 [35]

Answer:

0 additive alleles = A0B0C0D0

1 additive allele = A+B0C0D0, A0B+C0D0, A0B0C+D0, A0B0C0D+

2 additive alleles = A+B0C0D+, A+BC+D0, A0B+C+D0, A0B+C0D+, A0B0C+D+, A+B+C0D0

3 additive alleles = A+B+C+D0, A+B+C0D+, A+B0C+D+, A0B+C+D+

4 additive alleles = A+B+C+D+

8 0
3 years ago
Brian goes to the hospital after not feeling well for a week. He has a fever of 38 °C (100.4 °F) and
Cloud [144]

Answer:

The signs would be his fever/high temperature. The symptoms would be his feelings of nausea and migraine.

Explanation:

Where a symptom is subjective, as in apparent only to the patient (for example back pain or fatigue), a sign is any objective evidence of a disease that can be observed by others (for example a skin rash or lump).

6 0
3 years ago
What two structures make up a single replicated chromosome?
Lorico [155]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.

The  two structures make up a single replicated chromosome is sister chromatids.The term 'sister chromatid<span>' only applies when the identical copies are closely associated with one another and held together by a centromere. </span>
3 0
3 years ago
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