The oat coleoptiles of the seedlings above have been modified: either cut or placed in a light-blocking tube. Which ones will stills bend toward a directional light source?

Q: The image below represents a flower meristem viewed from above. At the time the image represents,…

A: Introduction :-  A flower is the reproductive part of a plant which takes part in reproduction. In a…

Q: Compare the following situations of seed germination of monggo seeds within five days: - exposed to…

A: Mango trees require heavy nutrients, sunlight, and water for growth and development. the plants…

Q: What part of a grass coleoptile senseslight, and how is the signal transmitted?

A: Phototropism is one of the important responses in plants. It is the directional response that allows…

Q: How does the order of red and far-redillumination affect seed germination?

A: Seed germination is defined as the fundamental process by which different plant species grow from a…

Q: Explain when in nature seedlings are exposed to dark environments and then light environments and…

A: Evolution is any alteration in the "heritable characteristics" of the population. These…

Q: What are the advantages and disadvantages of wind pollination? What are the advantages and…

A: Step 1 Both the male gamete and female gamete are non-motile. Fertilization can occur only when the…

Q: What is the hilum of the seed? A micropyle? What purposes do they serve?

A: Seed is basically a future plant which is naked in Gymnosperms while protected inside the fruit . It…

Q: You want to examine the internal anatomy of seeds from Taxus and Ricinus. The plant material you…

A: Introduction The endosperm is the nutritive tissue that is used by the developing embryo during seed…

Q: In some of the fruits, the floral parts are persistent even up to maturity.  Identify these parts.…

A: A fruit is a seed-bearing structure found in flowering plants, often known as angiosperm. Following…

Q: What are the pharmaceutical produts of seed plants and their biological activities?

A: The Bioactive Compounds or the phytochemicals in the plant seeds are isolated by using advanced…

Q: How do the petals of wind-pollinated flowers differ from the petals of most insect-pollinated…

A: Hi, Thanks For Your Question.  Ans : Petals Of Wind Pollinated Flowers Are Are Small And Dull…

Q: The best answer describing angiosperm fertilization is: O a single sperm fertilizes an egg a single…

A: The flowering and fruit-bearing vascular plants that have ovules enclosed in the ovary of a flower…

Q: Which of the given plants do not show any correlation between exposure to light duration and…

A: Answer is a.) tomato.

Q: What is the difference between self-pollination and cross-pollination? If pollen is transferred from…

A: NOTE:- As you have posted a question with multiple sub-parts, we will answer the first part for you,…

Q: Both wind and water pollinated flowers are not very colourful and do not produce nectar. What would…

A: The flowering plants produce the male gamete and the female gamete. The male gamete which is inside…

Q: Please describe the peripheral zone (PZ) genetic program maintains indeterminacy and allows the…

A: As per the honor code, we answer only one question at a time. Therefore, we are answering the first…

Q: Which of the following descriptions is 100% correct for a plant that is a eudicot? netlike veins in…

A: ANSWER;- Linear veins in its leaves; petals in multiples of 4 or 5; seeds with 2 cotyledon.…

Q: What is the effect of replacing the shoot tip with IAA?

A: Hormones are known as chemical messengers of living organisms. Animals and plants have several…

Q: How two genes interact to produce seed colors in lentils?

A: Genes come in pairs and are responsible for the inheritance and expression of the associated…

Q: What advantage does the hibiscus flower gain by clustering its stamens around the pistil?

A: Hibiscus has bright and showy flowers and both male (anthers) and female parts (pistil) of the…

Q: What part of the corn seedling elongates to push the plumule to the soil surface?

A: The process by which a resting embryo grows out of the seed coat as a seedling under suitable…

Q: What is shoot senescence? What Changes Occur during shoot Senescence? what Structural changes…

A: Senescence is the process of cellular aging. It is characterized by a decrease in cell proliferation…

Q: What are the external factors on seedling growth? and what are their effects in seed growth and…

A: External factors and their effect on seedling growth and germination. 1. Water- there are enzymes…

Q: reen mangoes were freshly harvested from tree and buried in a jar of uncooked rice to ccelerate…

A: Ripening is a process in fruits that causes them to become more palatable soft and rich in…

Q: Angiosperms are the most diverse group of plants on the planet, by far. However, using flowers for…

A: Angiosperms are the most diverse group of plants on the planet, by far. However, using flowersfor…

Q: 40x (I.s.) Make a sketch of the 40x stem longitudinal section and upload it here with the following…

A: A plant has three major parts/organs. These are a stem, leaves, and roots. Other parts are fruits,…

Q: Label the major parts of the flower by dragging the response boxes to their corresponding location…

A: Sepals are green in colour they are photosynthetic in nature. Petals are coloured structure to…

Q: Explain the development of seed embryos in stage I and II.

A: When zygote is formed, after some rest period it develops into an embryo. The process of development…

Q: Draw a well labeled diagram of longitudinal section of pistil showing pollen germination?

A: In a plant flower act as a reproductive part. Carpel is a female reproductive organ of flowering…

Q: Which of the following best explains the function of sepals during flower formation? O to receive…

A:

Q: Why is seed dispersal important in the life of plants? What would be the consequences of having…

A: Seed dispersal can be defined as the movement, of seed away from plant. Plants don't have much…

Q: Is this part of the shoot system or the root system? Expl used to describe it.

A: Root system forms the roots that grows Underground  to absorb water and Minerals from the soil and…

Q: in a soaked seed of corn, can you locate a hilum or raphe?

A: A hilum is a scar or mark left on a seed coat by the former attachment to the ovary wall or to the…

Q: What type of stem modification does -Phoenix sylvestris -Cassia obtusifolia -Bauhinia anguina…

A: A bulb is a stem alteration with expanded fleshy leaves that emerge from the stem or encircle the…

Q: Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and…

A: A cotyledon is the first leaf structure to arise in the embryo of an angiosperm Cotyledon is the…

Q: What would the roots look like if GLABRA-2 wererendered dysfunctional by a mutation?

A: Step 1 Glabra-2 is a homeotic gene that is required for appropriate root hair distribution. A…

Q: Discuss the leaf epinastic movement of monggo (Vigna radiata) seeds within five days of seed…

A: The mung could be a legume cultivated for its edible seeds and sprouts across Asia. There square…