Archivo de la categoría: biology

CELL DIVISION: Comparing mitosis and meiosis

Last virtual period before the winter holidays!! Watch the video “Comparing mitosis and meiosis” a- What is the purpose of meiosis? is to reduce the normal diploid cells (2 copies of each chromosome / cell) to haploid cells, called gametes (1 copy … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | 1 comentario

Virtual Period Cell Division

Activities: 1- a- Make a drawing of a body cell which contains one chromosome. b- Make a drawing of a body cell which contains one chromosome before cell division. Explain the difference between them. The difference between those body cell … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | Deja un comentario

S4 Virtual period: Male reproductive system

  Act: Use information from the text book to build a comparison table between sexual and asexual Functions of each of the organs which are part of the male reproductive system. Penis Function: The penis serves as the male organ used … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | 1 comentario

Sex hormones and puberty

Sex hormones and puberty Publicado el 21/04/2018 por mravagnan Sex hormones are responsible of the most dramatic changes that occur in the body. They control puberty, egg and sperm production, pregnancy, birth and lactation. Read the information about Puberty HERE. … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | 1 comentario

The eye as a sense organ

  STRUCTURE OF THE EYE Study the structure and functions of the human eye HERE, and complete pages 9 and 10 from the booklet. HOW WE SEE COLORS Watch the video! Booklet Act: COMPLETE questions 4 c and d on page … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | Deja un comentario

Biology virtual period: Reflex arcs

Read page 5 from HERE. Act: Answer the interactive question and post a screenshot with the answers. Film 2 examples which show reflex actions. (BE CAREFUL IN USING HOT OBJECTS! MIMICS ARE ACCEPTED!)   Male, the videos I made are too … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | Deja un comentario

Biology virtual period: Nervous system: neurones and synapse

ANATOMY OF A NEURONE: Watch THIS video! Act: State how the structure of a neurone is related to the function. A neurone has three main functions: Receive signals Integrate incoming signals Communicate signals to other neurons or muscles or glands. Its structure … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | Deja un comentario

Virtual Period: Endocrine system: adrenaline and ADH

Study the effects of adrenaline and ADH after reading this link. Act: a- Use bullet points to summarise the effects of adrenaline. Raises blood sugar levels since it stimulates the liver to change glycogen into glucose Generates fatty tissue to release fat into … Sigue leyendo

Publicado en 4AC2018, biology, Ingles | 1 comentario

S4 Biology virtual period: Endocrine system: hormones and their effects

Definition of Hormone: chemical substance secreted by glands and carried in the blood, that help to regulate processes in the body. Where are the endocrine glands? Read the descriptions of the glands and the hormones they produced here   Endocrine gland Where in … Sigue leyendo

Publicado en biology, Ingles | 1 comentario