Web7 de jun. de 2015 · See answer (1) Best Answer. Copy. The egg cell is much bigger than the sperm.it has a chemical layer around the outside to stop more sperm getting in. It also contains one set of cytoplasm to survive on for the couple of hours it takes the egg cell to reach the womb and form the embryo. Wiki User. Web21 de jul. de 2024 · Granum. Definition. noun, plural: grana. The collective term for the stack of thylakoids within the chloroplast of plant cell s. Supplement. The granum contains the …
Chloroplast Definition, Function, Structure, Location, & Diagram
WebChloroplasts are made up of light- soluble pigments involved in photosynthesis. These are known more commonly as green chlorophyll and yellow carotenoid. These light … In most higher plants, the thylakoids are arranged in tight stacks called grana (singular granum ). Grana are connected by stromal lamellae, extensions that run from one granum, through the stroma, into a neighbouring granum. The thylakoid membrane envelops a central aqueous region known as the thylakoid lumen. irn crcpcom
The functional adaptations of primate molar teeth - PubMed
Webadaptation, in biology, the process by which a species becomes fitted to its environment; it is the result of natural selection’s acting upon heritable variation over several generations. Organisms are adapted to their environments in a great variety of ways: in their structure, physiology, and genetics, in their locomotion or dispersal, in their means of defense and … WebMeasurements were taken on the upper and lower molars of 37 species of primates and one tupaiid to assess the relative importance of shearing, crushing and grinding features. Significant correlations were found between pairs of allometrically standardized dimensions which measure the same molar func … WebGrana are connected by intergranal/stromal thylakoids, which join granum stacks together as a single functional compartment. Cell biology. How are grana adapted to their function? The thylakoids form stacks called grana or a singular granum, and their function is to assist the chloroplast with carrying out photosynthesis. irn crc lisboa