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Mice21 [21]
2 years ago
12

Zoologists have attached miniaturized cameras called "critter cams" directly to many species allowing observations in a wide ran

ge of natural environments with the use of these tiny cameras minimizing the
a. single-blind effect.
b. observer effect.
c. double-blind effect.
d. effects of extraneous correlations.
Biology
1 answer:
kvv77 [185]2 years ago
7 0

Answer:

To help them know how they behave,move or eat

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Narwhal population since 1970??? please provide websites found. If not, why can't I find any information on narwhal populations?
Shkiper50 [21]
Narwhal population is increasing exponentially since 1970, due to some factors like increasing Birth rate, immigration etc.

If you are looking for website, then you should find for wider topic like search for Narwhal only instead of it's population/growth

Hope this helps!

6 0
2 years ago
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Which situations would involve classification? Check all that apply. performing an analysis of an individual’s blood identifying
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3 years ago
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The group of cells that use chemicals to recycle elements in the blood are called
ira [324]

Explanation:

I'm guessing the answer is oxygen.

6 0
2 years ago
A Jewish couple is about to be married but they both worry about their family history. The man's uncle and the women's aunt died
Snowcat [4.5K]

Answer:

A Jewish couple is about to be married but they both worry about their family history. The man's uncle and the women's aunt died of Tay Sachs disease. Infer why the couple is hiring a genetic counselor analyze their families pedigree.

Reasons are not far-fetched, both intended couple might carry a dominant gene for Tay Sachs disease or one of them has a dominant gene for such, it is pertinent a genetic counselor analyze their family pedegree in order to avoid having such disease or passing it to their offspring.

The chances of either of the intended couple to carry such dominant gene of the disease is imminent.

Explanation:

5 0
3 years ago
▪️Chapter - The fundamental unit of life
Rashid [163]

Answer:

The difference between Prokaryotic cell and Eukaryotic cell are;

\begin{array}{lll}&\underline {\text {Prokaryotic}}& \underline {\text {Eukaryotic}}\\ \\ \text {Nuclear \ membrane \ and \ nucleus} & \text {No \ true \ nucleus \ or}    & \text {Has \ a \ true \ nucleus} \\& \text {nuclear \  membrane} & \text {nucleoli \ and \ nuclear \ membrane}\\\\ \text {Membrane \ bound \ cell \ organelle} & \text {None &Present} \\\\ \text {Chromosome \ number \ and \ shape} & \text {One} & \text {Several, more \ than \ one} \end{array}

Explanation:

Prokaryotic cells

The plasma membranes surround prokaryotic cells, however, within their cytoplasm, there are no organelles bound to the membrane and there is no nucleus in the prokaryotic cell which differentiates it from the eukaryotic cells

Eukaryotic cells

Eukaryotic cells also have plasma membranes, ribosomes and cytoplasm. Eukaryotic cells also have membrane-bound nucleus, membrane bound organelles, such as chloroplast, mitochondria, endoplasmic reticulum, and Golgi apparatus which together differentiates it from a prokaryotic cell

4 0
3 years ago
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