Ayuda con la tarea de biología
La parte más complicada de aprender biología es cómo hacer que los estudiantes comprendan el mundo microscópico de la biología, cómo entrar en las células y explorar genes y moléculas. Sin embargo, con el desarrollo de la tecnología de la información, la ayuda con la tarea de biología puede desempeñar un papel importante cuando ni las palabras ni las imágenes pueden explicar completamente los puntos de biología.
QuestionAI es un software de aprendizaje de biología en línea que le ayuda a aprender y dominar el conocimiento de la biología, incluida una variedad de experimentos y ejercicios correspondientes, que es fundamentalmente diferente del ayudante común de preguntas de biología. Aquí, puede simular experimentos para reproducir los escenarios experimentales, de superficial a profundo, capa por capa, para aprender y comprender los puntos de conocimiento.
- The sleep stage when heart rate rises and breathing becomes rapid and irregular is A Stage 1 B REM C Stage 3 D Stage 2
- What occurs during stage 1 sleep? A Our respiration quickens while our heartbeat slows down. B Our respiration slows down while our heartbeat quickens. C Both our respiration and heartbeat quicken. D Both our respiration and heartbeat slow down.
- Cadena y red trófica Instrucciones. En el siguiente esquema marca con flechas de un solo color "quién se come a quién"y coloca el nombre de cada organismo en el lugar que le corresponde en la tabla. 1 zorro ratón setas pasto arbusto pá aro serpiente
- Namei __ 56. Which layer of the hair shaft creates the shine and the smooth, silky feel of healthy hair? a. Hair Cortex b. Hair Cuticle e. Hair Medulla d. Arrector pill __ 57. The three different types of side bonds that link chains of amino acids together are __ a. hydrogen, salt, and disulfide b. helix, and disulfide c. hydrogen, ionic, and carbon d. oxygen,hydrogen, and salt __ 38. The ability of hair to stretch and return to its original length without breaking is referred to as hair __ a. elasticity b. resistance c. porosity d. density __ 59. A small, cone-shaped area located at the base of the hair follicle that fits into the hair bulb is the __ a. hair follicle b. hair strand c. dermal cuticle dermal papilla __ 60. A physical side bond that is easily broken by water and heat is a __ bond. a. hydrogen b disulfide c.sulfur d. nitrogen 61. The pigment that provides brown or black color to hair is __ a. ionic b. eumelanin c. pheomelanin d. telogen 2. What part of the hair is located below the surface of the epidermis? Hair root b. Hair medulla c.Hair shaft d. Hair cuticle What is the technical term for brittle hair? a.Pruritis b. Hypertrichosis c. Fragilitas crinium d. Pityriasis capitis simplex
- Name: __ 40 Hair is approximately __ percent protein. a 30 b. so C. zo in 90 __ 41. What is a scalp disonder characterized by dry, sulfur-yellow cup-like crusts on the scalp? a. Pediculosis furuncle (b) Tinea favosa C. Tinea capitis in is -d. Tinea barbae __ 42. -Which term refers to a layer that protects the hair from penetration and prevents damage to hair fibers? Hair cuticle Hair follicle b. C. Medulla d. Cortex __ 43. What are the three growth cycles of human hair? phase, and telogen b. Anagen, transition, and mature Anagen,catagen, and telogen d. Catagen, return, and transition __ 44.The hair shaft that emerges from the scalp is a nonliving fiber composed of __ keratinized acids b. melanin protein C. hydrogen bonds d. keratinized protein __ Which type of hair has the largest diameter and usually requires more processing? a. Terminal hair b. Coarse hair C. Gray hair d. Medium hair __ 46. The ability of the hair to absorb moisture is hair __ a. elasticity b. saturation density d. porosity What term refers to an acute, localized bacterial infection of the hair follicle that produces const a. Capitis b. Alopecia C. Furuncle d. Tinea
