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Pachacha [2.7K]
3 years ago
7

Which usually has within it a number of related classes? A. order B. family C. phylum D. species PLEASE HELP

Biology
1 answer:
erik [133]3 years ago
6 0
The answer is A) Order
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Fill in the blank with the correct sphere label.<br><br> A: <br><br> B: <br><br> C:
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A: geosphere

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The electric signal for a contraction passes rapidly from one heart muscle cell to the next by way of
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Canidae defines which taxon for both gray wolves and dogs?
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The β chain of adult hemoglobin is composed of 146 amino acids of a known sequence. in comparing the normal β chain with the β c
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Out of the following given choices;

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e.            Frameshift substitutions

The answer is A. this is caused by a mutation in the beta thalassemia genes on one of the 46 human chromosomes (chromosome #11) of the individual. The alpha subunit is normal in people with sickle cell disease. When sickle hemoglobin releases oxygen in the peripheral tissues, the molecules tend to stick together and form long chains or polymers. These rigid polymers distort the cell and cause it to bend out of shape from the normative disc shape.






8 0
3 years ago
In flowering plants, sperm cells are made by the:<br><br> ovary<br> cone<br> spore<br> anther
77julia77 [94]

Answer:

Animal life cycles have meiosis followed immediately by gametogenesis. Gametes are produced directly by meiosis. Male gametes are sperm. Female gametes are eggs or ova.

The plant life cycle has mitosis occurring in spores, produced by meiosis, that germinate into the gametophyte phase. Gametophyte size ranges from three cells (in pollen) to several million (in a "lower plant" such as moss). Alternation of

Answers is

(Spore)

6 0
3 years ago
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