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Sunny_sXe [5.5K]
3 years ago
6

The two layered sac that covers the heart is the

Biology
1 answer:
Liula [17]3 years ago
7 0
The two-layered sac surrounding the heart is the pericardium.
Hope this helps!


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Fill in the sentences to complete the statements about meiosis.
Debora [2.8K]

Answer:

23 chromosomes.

Explanation:

Meiosis is the process by which the chromosome number is halved during gamete formation. So chromosomes are 46 and get halved to 23 during the process of meiosis.

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3 years ago
A branching diagram uses shared characteristics to classify organisms.On a branching diagram that compares the major kingdoms of
lapo4ka [179]

Animalia is the label that appears to differentiate animals from organisms on other kingdom.

Explanation:

Scientists uses the process called taxonomy to classify the organisms based on their structure, functions and relationship to other organisms.

Eukaryotes represents the domain of life. Domain Eukarya are classified into four kingdoms they are protista, fungi, plantae and animalia.

The kingdom protista represents the organisms that are simple structured and they swim through the water and obtain nutrients from the environment.

In the kingdom fungi like mushrooms absorb nutrients from the environment and they are heterotrophs.

In the plantae kingdom the organisms are plants and they are autotrophs. They prepare their own food.

In Animalia kingdom the organisms are animals and they are multicellular heterotrophs. They do not have cell walls and the reproduction is done sexually and some can reproduce asexual.

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3 years ago
Classify each statement based on whether it describes prokaryotes only, eukaryotes only, or can describe both prokaryotes and eu
Phantasy [73]

Answer:

unicellular - both prokaryotes and eukaryotes

contain mitochondrion - eukaryotes only

are generally less than 2 pm - Prokaryotes only

multicellular - eukaryotes only

lack membrane-bound organelles - prokaryotes only

Explanation:

Prokaryotes are generally unicellular, that is, they are made up of single cells only. However, there are unicellular and multicellular eukaryotes with some eukaryotes like humans and advanced plants having as many as millions of cells.

Prokaryotes generally lack nucleus and other membrane-bound organelles such as chloroplast and mitochondrion. Eukaryotes on the other hand have nucleus and membrane-bound organelles such as mitochondrion and chloroplast.

When it comes to size, prokaryotes are generally small and microscopic while eukaryotes consist of both microscopic and macroscopic cells or organisms. However, prokaryotes are generally smaller than microscopic eukaryotes.

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3 years ago
In which category are earthworms, bacteria and fungi?
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The answer is B... im just making a guess so...

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3 years ago
If Women has red hair and brown eyes and Man has Black hair and brown eyes? What would the baby have? Is black hair a dominant g
nata0808 [166]

Answer:

Dark hair genes are dominant

4 0
3 years ago
Read 2 more answers
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