12) Why do you say that fertilization in seed plants is independent of water? A) Spermatid cells are not necessary for fertilization to occur in seed plants. B) Seed plants use pollen instead of spermatid cells for fertilization. C) Spermatid cells are carried by pollen grains. D) Which spermatid cells in seed plants are capable of resisting desiccation indefinitely.

Q: Sporangia produce gametes via meiosis produce spores via meiosis produce gametes via mitosis…

A: Sporangia are structures found in lower plants like ferns.  The  are responsible for the formation…

Q: What are the roles of kinetin in plants and where would you normally find this phytohormone b in…

A: Introduction :- Phyto-hormones are also called plant hormones because they are produced and utilized…

Q: A) Using the information/image provided, why could the researchers rule out pollinator selection as…

A: The researchers can eliminate the possibility of pollinator selection as a contributing factor to…

Q: The male reproductive part of the flower, where pollen is located, is called the   Question 15…

A: The reproductive organ of angiosperms is a flower. They come in a variety of sizes, from tiny blooms…

Q: 19) During conjugation in Paramecium, and after the nuclei divide, the disappears: a) micronuclei b)…

A: ANSWER;- A) Micronuclei Explain;- During conjugation, the diploid micronucleus of each conjugant…

Q: Glittering wood-moss (Hylocomium splendens) is a species of moss that can be found in Alaska and…

A: The question is asking about the characteristics of the female gametes of a specific species of…

Q: Smooth seed shape is dominant to wrinkled. F2 generation is as follows: 3/4 smooth : 1/4 wrinkled.…

A: Gregor Mendel experimented on garden pea.This was because peas possesses four important qualities:…

Q: a) Describe the process of double-fertilization in this fireweed. b) What is the significance of…

A: Fireweed is an angiosperm. It is a flowering plant. The act of fertilization means  the male gametes…

Q: Fill in the blank:  The opening to a taste bud is called a _______________________.

A: The digestive system comprises of mouth, salivary glands, pharynx, oesophagus, stomach, small…

Q: (i) List five response variables that should be determined in a callus induction experiment (ii)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Cajal bodies and speckles are associated with assembly and components of snurps. : a) True b) False

A: RNA (Ribonucleic acid) is a molecule that plays a crucial role in the expression of genetic…

Q: In Bougainvillea, sunflower, and hibiscus, what is the insertion of anther? , what is the ovary…

A: In-plant anatomy,  a flowering pant consists of the anther which is defined as the male reproductive…

Q: .a.) In "alternation of generations" or the haplo-diplontic life cycle, what is the name of the cell…

A: All plants undergo both haploid and diploid generation of a life cycle. The sporophyte phase is the…

Q: Which cell is fertilized to produce a new embryo in flower reproduction?

A: In flowers, female gametophyte refers to the embryo sac that develops from megaspore mother cell…

Q: Plants and animals originated in water environments and, much later, plants invaded the land and…

A: Fertilization is the process of fusion of male and female gametes which results in the formation of…

Q: A B C f D G E F H represents the mature male gametophyte? I b) Which labeled structure represents…

A: The reproductive life cycle of an angiosperm (flowering plant) involves the alternation of two…

Q: Arrange the following in correct developmental sequence : Male gamete, Potential pollen mother cell,…

A: Sexual reproduction in flower includes the formation of zygote through the fusion of egg cell and…

Q: We used seedlings of Lepidium sativum to see under which conditions it would germinate in an…

A: Garden cress (Lepidium sativum L.) of the Cruciferae family is widely grown in India, Europe and the…

Q: What is one statement that would support the theory that all organisms are related? A) The genetic…

A: In addition to being degenerate, the genetic code is also called to as 'unambiguous,' implying so…

Q: The leaves on a plant in your garden begin to turn yellow. From this observation alone, can. you…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 8.a) Describe the function of pollen in gymnosperm and angiosperm sexual reproduction. b)What are…

A: Plants undergoes various processes for its survival. The growth and development of the plants is…

Q: This figure summarises the life cycle of a seed plant. The blue circles named A and B represent the…

A: Note -  We are supposed to answer only 3 subparts of a given question according to our guidelines.…

Q: Cell differentiation describes the a)  height of different species of pine trees. b)…

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: When you crossed the two plants heterozygous for both seed color and seed texture, how many…

A: The traits are acquired from parents to offspring by the process of inheritance. Traits of an…

Q: In a bisexual flower if androcium and gynoecium mature at different time the phenomeon is known as…

A: Dichogamy is one type of cross-fertilization in which male and female organisms' maturation occurs…

Q: Arrange the following flower and fruit development processes in order. (1st step to 5th step) The…

A: The male part of the flower is known as the Androcium and consists of the anthers and filaments…

Q: Plant defend themselves against caterpillar herbivory by producing a chemical called precocene which…

A: In insect physiology and anatomy, the corpus allatum (plural: corpora allata) is an endocrine gland…

Q: Q) Neurospora is used as genetic material because (A) it has short life cycle of 10 days (B) the…

A: The ascomycete Neurospora is widely utilised in genetic and biochemical research. It's commonly…

Q: When you crossed the two plants heterozygous for both seed color and seed texture, how many…

A: Dihybrid cross  I a dihybrid cross only two traits of an organism taken into observations and other…

Q: Advantages of retaining the young sporophyte as an embryo within the parent plant include the…

A: The question is asking about the advantages of retaining the young sporophyte, or the embryo, within…

Q: Choose the correct answer. These are chemical messenger that modulate the development of the…

A:

Q: What causes an ovary into a fruit? Answer in 3 paragraphs.

A: One of the most amazing things about plants is their ability to reproduce. Flowers are key in this…

Q: Which of the following methods are considered sexual propagation? Group of answer choices…

A: Sexual propagation and asexual propagation are two different methods used for the reproduction of…

Q: How do Fungi and invertibrates undergo fertilization?  Are there certain conditions that must exist…

A: The type fertlization occur in in fungi and invertebrates is external fertilization. in which male…

Q: Suppose that 100 pollen grains land on a stigma, and 50 mature seeds are formed in the fruit. What…

A: Pollination is an important phase in plant reproduction because pollen grains must effectively reach…

Embryology