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Scrat [10]
3 years ago
9

What kind of cell do not have a cell membrane?

Biology
1 answer:
gulaghasi [49]3 years ago
5 0
D because all cells have a membrane
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un caballo negro de antepasados desconocidos fue apareado con cierto numero de yeguas de color rojo deraza pura, estos apareamie
konstantin123 [22]

Pregunta completa: un caballo negro de antepasados desconocidos fue apareado con cierto numero de yeguas de color rojo de raza pura, estos apareamientos dieron 20 descendientes de colo rojo y 25 de color negros.

A) cual de dichos caracteres fenotipicos es mas probable que este causado por un homocigoto recesivo?

B) segun su hipotesis cuantos individuos de cada clase habrian esperado

Answer:

A) El color rojo es causado por un genotipo homocigota recesivo

B) Se habrían esperado 22.5 individuos negros y 22.5 individuos rojos, que juntos sumarian un total de 45 individuos.

Explanation:

El desarrollo del problema se encuentra disponible en el archivo adjunto

Download pdf
3 0
3 years ago
bedbugs are parasites? Explain your reasoning using what you’ve learned about parasitic relationships.
velikii [3]

Explanation:

Bedbugs are parasites that rely on blood to survive. They can feed on the blood of any mammal, although they appear to prefer the blood of humans. They are attracted to the warmth surrounding mammalian bodies and the carbon dioxide present in breath expiration. It is usually these factors that guide bedbugs to locate a suitable host for feeding. DOES THIS HELP?

5 0
3 years ago
Read 2 more answers
Humans have<br> chromosome pairs.<br> DONE
dmitriy555 [2]

Answer:

True

Explanation:

Humans have 23 pairs of chromosomes, for a total of 46 chromosomes.

7 0
3 years ago
Which group from organisms includes only multicellular heterotrophs
S_A_V [24]

I believe the answers Fungi


7 0
3 years ago
What are the factors that determine the level of harm an introduced chemical has on the environment?
Talja [164]

Answer:

Dosage and form in which the chemical is present are the factors that determine the level of harm of chemical on the environment.

Explanation:

Dosage usually mean amount of chemical. Some chemicals cause harm to the environment in a very low amount and some chemicals damage the environment when the amount is too high, these chemicals are not considered as toxic. Form of chemicals also affects its toxicity. Some chemicals are harmful in one state and beneficial in another state.

8 0
3 years ago
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