AP Biology - Study by Seneca

This week, Emma's got the lowdown on facilitated diffusion and polarized membranes for your AP Bio exam. She looks at how molecules diffuse through carrier proteins or channel proteins in membranes. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this week's episode, Emma looks at endocytosis and exocytosis for your AP Bio exam. Endocytosis and exocytosis are two other ways in which substances can be actively transported across membranes using ATP. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

This week, Emma looks at the energy flow in trophic levels for your High School Bio. She looks at the inefficient transfer of biomass and the sources of energy wastage at each level of the food chain. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this episode, Emma looks at the the concept of tropic levels and food chains for your High School Bio exam. She goes through the role of predators, apex predators, prey and decomposers in food chains. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this episode, Emma looks at diffusion and active transport for your High School Bio exam. She goes through the difference between diffusion and active transport and gives examples of each. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Join Emma this week as she looks at osmosis for your High School Bio exam. She goes through the diffusion of water across a partially permeable membrane and the effect of this process on the shape of plant cells. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In today's episode, Emma looks at measuring biodiversity for your High School Bio exam. She goes through the concept of genetic biodiversity and the different sampling methods used to measure biodiversity. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this week's episode, Emma's got the lowdown on all things biodiversity. She goes through the concepts of habitats and species richness, as well as the different factors that affect biodiversity. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this episode, Emma looks at the permeability of the cell membrane for your AP Bio exam. She looks at the hydrophilic and hydrophobic structure of the membrane, as well as the factors affecting the transport of water through aquaporins. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this week's episode, Emma looks at the fluid mosaic model for your AP Bio exam. She looks at the function of the plasma membrane and structure of phospholipids, cholesterol and membrane-bound proteins. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma's got the lowdown on surface area to volume ratio for your AP Biology exam. She goes through the different adaptations of cells, organs and organisms to maximise the surface area to volume ratio. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma's back with everything you need to know about the importance of cell size for your AP Biology exam. She looks at the effect of cell size on diffusion and transport of nutrients. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma looks at ribosomes and the endoplasmic reticulum, as well as golgi apparatus and lysosomes. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma goes through everything you need to know about cells, from their size to their common ancestry. She also looks at two main types of cells, prokaryotes and eukaryotes, highlighting their key features. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this episode, Emma looks at the structure and functin of phospholipids, like their hydrophillic heads and hydrophobic tails. She also looks at steroids and sterols, which are a type of alcohol, such as cholesterol. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma's got the lowdown on all things fat and wonderful. She looks at the structure and function of triglycerides and fatty acids, as well as saturated and unsaturated fatty acids. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

In this episode, Emma looks at carbohydrates. From the simplest carbs (monosaccharides) to familiar sugars (disaccharides like fructose and lactose) to complex carbs called polysaccharides. She takes a closer look at starch, including a closer look at those glycosidic bonds. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma looks at the tertiary and quaternary structure of proteins. She looks at the different structures for the different functions of insulin, hemoglobin and collagen molecules. She also looks at globular and fibrous proteins, and how they are suited for their purposes. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma looks at the primary and secondary structure of proteins, like the amino acid sequence and how this causes Sickle cell anemia. She also looks at the alpha-helix and beta-pleated sheet structure of proteins. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg

Emma looks at DNA and RNA and their function in the cells of living organisms. Ideal for preparing you for your AP Biology Exam. Click here for the full course, or visit this link: http://bit.ly/2FZCKOg