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Elza [17]
4 years ago
5

What percentage of earths history has included present day humans?

Biology
1 answer:
HACTEHA [7]4 years ago
8 0
The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. sapiens during and since the Last Glacial Period.
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Match the appropriate food item with the indicator chemical you would use to detect the principal organic molecule present in th
Valentin [98]

Answer:

raspberry jam -  benedict's solution

honey -  benedict's solution

ground turkey - biuret reagent

oatmeal - iodine

Explanation:

Benedict's test is a test used to confirm simple carbohydrates. it helps in identifying reducing sugars that have free ketone or aldehyde functional groups. Raspberry jam has mainly carbohydrates that can be tested by this indicator.

An iodine test is for the determination of starch which is a non-reducing sugar such as oatmeal

Sudan IV (C24H20N4O) is used for the presence of staining of lipids, triglycerides and lipoproteins. There is no food item given that has a proper amount of fat or lipid

Beuret reagent is a protein testing reagent that shows the presence of the protein. Ground turkey has a huge amount of protein that can be indicated by this

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3 years ago
The fact that some people enjoy skydiving while others regard it as terrifying, shows that
Nostrana [21]
C.stressors are activities that can cause danger
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3 years ago
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Which of these organisms can make glucose?
drek231 [11]

Poison Ivy. They are plants and can make their own food aka Glucose.

6 0
3 years ago
Which of the following pieces of evidence would best support the argument that humans are more evolutionarily related to fish th
Phoenix [80]

Answer:

The early stages of embryo development in fish and humans look strikingly similar while insects develop very differently compared to both fish and humans,

Explanation:

It tells you that fish and humans have very similar embryo development (fetus development) while humans and insects develop very differently. Therefore, that supports the argument that humans are more like fish than insects.

5 0
3 years ago
The drug colchicine inhibits the formation of spindle fibers during mitosis if you treat diving plant cells with colchicine what
Shtirlitz [24]

Answer:

Chromosomes would divide in interphase and enter mitosis. However, the spindle apparatus would not form, so the chromosomes would end up in the metaphase form and no further mitotic events would take place.

Explanation:

3 0
3 years ago
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