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True [87]
2 years ago
10

What is the sa node of the heart

Biology
1 answer:
olasank [31]2 years ago
5 0

Its a cluster of cells that are situated in the upper part of the wall of the right atrium.

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Which statement about oil is not true
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The peroxisome functions in macromolecular biosynthesis _________. a. is responsible for cellular transport through the Golgi ap
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Answer: Option D

The peroxisome functions in macromolecular biosynthesis and breaks down fatty acids and other organic compounds.

Explanation:

Peroxisome are cellular organelles that play roles in metabolic process such as oxidation of lipids to yield simple products of carbon dioxide and water.

It also helps in the synthesis of biotin, a vitamin that activates many enzymes catalysing several cellular reactions.

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Two pink-flowering plants are crossed. The offspring percentages are 25% red, 25% white and 50% pink. What would the parent's ge
topjm [15]

Answer:

The options are

A. both homzygous dominant

B. both homzygous recessive

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Since it’s in the ratio of 1:2:1 the genotype will be Rr and Rr.

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Define taxon ? give some example of taxon at different hierarchical level<br>please answe de do​
harkovskaia [24]

Answer:

Each unit or category of classification is termed as a taxon. It represents a rank. For example, the basic level of classification is species, followed by genus, family, order, class, phylum or division, in ascending order. ... So each of these categories can be called as a taxon.

Explanation:

please brainlist mark kr do.... please ❤️❤️❤️❤️

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7 0
2 years ago
What are organisms that make their own food called?
zhuklara [117]

Is called autotroph organisms that create organic molecules needed for survival from inorganic sources. this is achieved through photosynthesis (which is light energy) or chemosynthesis (which is chemical energy).

And photosynthesis is when autotrophs capture and convert the light energy from the sun into usable chemical energy (which is their food).

i just answered the same question like 20 min ago XD

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2 years ago
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