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e-lub [12.9K]
3 years ago
7

Which of the following combinations of phylum and description is correct? (and why?)

Biology
1 answer:
Nostrana [21]3 years ago
3 0
It’s answer c!! i just took that and i got it right
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In a simple food chain, small fish eat algae; bigger fish eat the smaller fish; bears eat the bigger fish.
katrin2010 [14]

Answer:

Grass

Explanation:

The higher up you go in a food chain, the less energy available and the more you have to use to acquire energy.

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¿Cual de las siguientes especies se reproduce por fecundación interna ?
Alexxandr [17]

Which of the following species reproduces by internal fertilization?

a) cats

(b) Toads

(c) The fish

(d) alternative b and c

Answer:

(a) Los gatos

Explanation:

Only cats are capable of internal fertilization from the given choices above.

Internal fertilization is the fusion of gametes within an organism. This process occurs during sexual reproduction within the female.

  • Toads and fishes exhibit external fertilization.
  • External fertilization occurs where the male sperm externally fertilizes the eggs of the female.
  • This usually takes place in a moist or wet place especially water bodies. The liquid medium will transport the sperm to the egg.

In cats, the female specie takes in reproductive cells from the male during coitus and it fertilizes the her eggs to produce a zygote.

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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

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3 years ago
Describe 3 types of barriers that can cause population to become reproductively isolated from each other
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1. A mountain
2. A border
3. A ocean
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During hot weather and vigorous exercise people sweat. as the water on their skin evaporate the water molecules absorb heat ener
Vedmedyk [2.9K]
The heat to evaporate the water in the sweat comes from the skin and provides a cooling effect. The body then does not overheat. hope it help
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