The maternal effect Drosophila mutation bicoid (bcd

Which of the following statements about dinoflagellates is true? Select one: A. All known varieties are autotrophic. B. Their wa

Valentin [98]

Answer: The correct option is D(Some produce toxic agents in the water).

Explanation:

Dinoflagellates are found in the phylum Dinoflagellata which are single celled organisms. They are mostly found in the ocean while few of them can live in streams, freshwater ponds and rivers. The following characteristics can be used to identify a Dinoflagellates, these include:

--> they are golden brown

--> they possess assimilative cell with indented waist.

--> they possess large nucleus with visible chromosomes.

It has been reported that many dinoflagellate species can produce various natural toxins. These toxins can be extremely toxic and many of them are effective at far lower dosages than conventional chemical agents. Therefore the option, Some produce toxic agents in the water, is a correct statement.

6 0

3 years ago

Which term best describes this step of the investigate process

rewona [7]

Answer:

experiment

Explanation:

7 0

2 years ago

Eggenuity QUIZ

Dmitrij [34]

Answer:

Mesophyll Cells

Explanation:

The mesophyll cells are the inside tissue of a plant which contain chloroplasts, and chloroplasts are by definition, found in green cells.

6 0

3 years ago

Jacob’s family traveled frequently by road. On a trip, he noticed that a large forest area appeared to have burned a few weeks a

Mrac [35]

Answer:

c The trees will grow and the forest will be restored to its original form.

Explanation:

The ashes from the old trees will serve as nutrient for the new plants. its restores back the ecosystem because the old tress and ashes will decay which will return nutrient to the soil.

the new seedlings will be exposed to fresh air and sunlight which improve there germination.

4 0

3 years ago

Which is a common use of minerals? Which is a common sense use of minerals

adelina 88 [10]

Answer:

<h3>Mineral like copper is used in electrical equipments as it is good electrical conductor. Clay is used to make cement etc which helps in constructing roads. Fibreglass, cleaning agents are made by borax.It is used in glass and</h3><h2> ceramic industries; pottery, porcelain and enamelware; soaps; bond for abrasive wheels; cement; glues; fertilizer; and tarred roofing materials and as a sizing, or filler, in textiles and paper applications.</h2>

Explanation:

<h2>PLEASE MARK ME BRAINLIEST AND FOLLOW M E AND SOUL DARLING TEJASWINI SINHA HERE ❤️</h2>

4 0

2 years ago